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Modal verbs worksheet for practicing usage in sentences.

A worksheet titled "Modal verbs" with exercises for practicing modal verbs in English grammar, including fill-in-the-blank sentences and multiple-choice questions.

A worksheet titled "Modal verbs" with exercises for practicing modal verbs in English grammar, including fill-in-the-blank sentences and multiple-choice questions.

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Show Answer Key & Explanations Step-by-step solution for: Modal verbs | KS2 grammar | Verbs | Teachit
Let’s go through each part of the worksheet step by step.

---

1. Circle the correct modal verb in each group.

We need to pick the word that is a modal verb from each list. Modal verbs help express certainty, ability, or obligation (like can, must, should, etc.).

- Group 1: *should*, must, swim → “swim” is an action verb, not a modal. Between “should” and “must”, both are modals — but we’re to circle one per group. Since “should” is listed first and fits perfectly as a modal for advice/obligation, we’ll choose should.

Wait — actually, looking again: the instruction says “circle the correct modal verb in each group.” Each group has three words — only one is a true modal verb? Let’s check:

Group 1: should (modal), must (also modal), swim (not modal) → Hmm, two modals? That doesn’t make sense for this task. Maybe it’s asking which one is NOT like the others? No — re-read: “Circle the correct modal verb in each group.” Probably means: pick the one that IS a modal verb — but if there are two, maybe it’s a trick?

Actually, let’s look at all groups carefully:

Group 1: should, must, swim → “swim” is clearly not a modal. But “should” and “must” both are. Wait — perhaps the task is misprinted? Or maybe we’re supposed to pick the one that best fits as a modal in context? No — better idea: maybe “must” is being used as a noun here? Unlikely.

Hold on — let’s look at Group 2: play, may, might → “play” is not a modal; “may” and “might” are both modals. Again, two modals?

Group 3: red, run, can → “red” = color, “run” = verb, “can” = modal → so here, only “can” is modal.

Group 4: out, not, can → “out” and “not” are not modals; “can” is → so “can” again? But that would be duplicate.

Wait — I think I see the issue. Looking back at the image layout (even though I’m not describing it), the groups are probably meant to have only ONE modal verb each — and the rest are distractors.

Let me re-analyze with that assumption:

Group 1: should (modal), must (modal), swim (not) → conflict.

But wait — maybe “must” is intended to be the answer? Or perhaps the worksheet expects us to know that “should” and “must” are both modals, but we pick one? That doesn’t help.

Alternative approach: Look at common mistakes. Sometimes students confuse “must” with “most” or something — no.

Perhaps the task is to circle the word that is ONLY a modal verb and not also a regular verb? For example:

- “can” can be a modal (“I can swim”) or a noun (“a can of soup”) — but in grammar exercises, we treat it as modal.
- “may” is almost always modal.
- “might” is modal.
- “should” is modal.
- “must” is modal.
- “will” is modal.
- “won’t” is contraction of “will not” — still modal-based.
- “isn’t” is not modal — it’s auxiliary + not.

Ah! Here’s the key: In Group 5: will, won’t, isn’t → “isn’t” is NOT a modal verb. “Will” and “won’t” are based on modal “will”. So perhaps we’re to circle the one that is NOT a modal? But the instruction says “circle the correct modal verb”.

This is confusing. Let me try a different strategy: perhaps each group has exactly one modal verb, and the others are not — even if they seem like they could be.

Let’s list standard modal verbs: can, could, may, might, shall, should, will, would, must.

Now evaluate each group:

Group 1: should , must , swim → two modals → problem.

Unless... maybe “must” is being used incorrectly? Or perhaps the worksheet has a typo? But since this is for a student, let’s assume the most straightforward interpretation: circle the word that is unambiguously a modal verb and commonly taught as such.

In many curricula, “should”, “must”, “can”, “may”, “might”, “will” are all accepted.

But notice Group 4: out, not, can → only “can” is modal → so circle “can”.

Group 5: will, won’t, isn’t → “will” and “won’t” are modal-related, “isn’t” is not → so circle “will” or “won’t”? “Won’t” is a contraction, but still represents modal “will”. However, sometimes worksheets prefer the base form. Let’s circle “will”.

Group 6: she, my, he → none are modals! “She” and “he” are pronouns, “my” is possessive adjective. This can’t be right.

Wait — I think I’ve been misreading the groups. Let me reconstruct based on typical worksheet design.

Looking back at the user’s text:

“1. Circle the correct modal verb in each group.

should must swim

play may might

red run can

out not can

will won't isn't

she my he”

Oh! I see now — each line is a separate group. So:

Group 1: should, must, swim → circle either should or must? But which one? Perhaps the task is to identify which one is NOT like the others? No, instruction says “correct modal verb”.

Another idea: maybe “swim” is the odd one out, and we’re to circle the modals — but it says “in each group”, implying one per group.

Perhaps for Group 1, both “should” and “must” are correct, but we have to choose one — say “should” as it’s first.

But that’s arbitrary.

Let’s look at Group 6: she, my, he — none are modals. That suggests maybe “he” is a typo for “he’d” or something? Unlikely.

Perhaps “my” is meant to be “may”? That would make sense — “she, may, he” — then “may” is modal.

Similarly, Group 3: red, run, can — “can” is modal.

Group 4: out, not, can — “can” is modal.

Group 5: will, won't, isn't — “will” is modal.

Group 2: play, may, might — “may” and “might” are both modals — circle “may” as first.

Group 1: should, must, swim — circle “should”.

But Group 6 remains problematic.

Unless... in some contexts, “he” is not, but perhaps it’s “he’ll” abbreviated? No.

Another possibility: the last group is “she, my, he” and we’re to realize none are modals, but that doesn’t fit the task.

Perhaps “my” is a mistake for “may”. Given that, and since this is for a student, I’ll assume that’s the case and circle “may” for Group 6 — but it’s written as “my”.

To resolve this, let’s use logic: modal verbs are helping verbs that don’t change form and are followed by base verb. From the lists:

- Group 1: should (yes), must (yes), swim (no) → circle "should" (arbitrary choice between two)
- Group 2: play (no), may (yes), might (yes) → circle "may"
- Group 3: red (no), run (no), can (yes) → circle "can"
- Group 4: out (no), not (no), can (yes) → circle "can" — but duplicate? Okay.
- Group 5: will (yes), won't (contraction of will not, so yes), isn't (no) → circle "will"
- Group 6: she (no), my (no), he (no) → problem.

For Group 6, perhaps it's "she'll", "my", "he'd" — but as written, none are modals. Maybe the task has an error, but for the sake of completing, I'll skip or assume "he" is meant to be "he can" or something — not helpful.

Perhaps "my" is a typo for "may". I think that's likely. So for Group 6, circle "may" — but it's written as "my". To proceed, I'll note that and move on.

But let's double-check with standard answers. In many such worksheets, the intended answers are:

1. should (or must)
2. may (or might)
3. can
4. can
5. will
6. [none, but perhaps "he" is not, so maybe it's a trick]

I recall that "be" verbs are not modals, so "isn't" is not, "she" is not, etc.

Perhaps for Group 6, there is no modal, but that can't be.

Another idea: "my" might be intended as "might" — misspelled. Or "he" as "he'll".

Given the constraints, I'll provide the most reasonable choices:

- Group 1: should
- Group 2: may
- Group 3: can
- Group 4: can
- Group 5: will
- Group 6: [problematic, but if forced, perhaps "he" is not, so maybe the worksheet has "may" instead of "my"]

To avoid confusion, let's look at the second part of the worksheet for clues.

---

2. Underline the modal verb in each sentence below.

a. Harry can swim. → "can" is modal.

b. Jenny ought to go home. → "ought" is a modal verb (sometimes considered semi-modal, but in many curricula, it's included).

c. My brother shouldn't use my tablet. → "shouldn't" is contraction of "should not", so "should" is the modal.

So for part 2, answers are clear.

Back to part 1, perhaps for Group 6, "my" is a distractor, and "he" is not, but maybe "she" is not — I think there might be a typo, and it's meant to be "she, may, he" — so circle "may".

I'll proceed with that assumption.

So for part 1:

- Group 1: should
- Group 2: may
- Group 3: can
- Group 4: can
- Group 5: will
- Group 6: may (assuming "my" is typo for "may")

But "may" appears twice — in Group 2 and Group 6. That's possible.

Perhaps Group 6 is "she, my, he" and we're to leave it blank, but that's not satisfactory.

Another thought: in some systems, "do" is not modal, but "does" is not either. I think I have to accept that for Group 6, there is no modal, but since the task requires circling one, perhaps it's "he" as in "he will" — no.

Let's count the groups: there are six groups listed.

Perhaps "out" in Group 4 is not, "not" is not, "can" is — so "can".

For Group 5: "will" is modal, "won't" is derived from it, "isn't" is not — so "will".

For Group 6: let's say "he" is not, but maybe the worksheet has "he'd" — I think for practical purposes, I'll circle "may" for Group 6, assuming typo.

So final for part 1:

1. should
2. may
3. can
4. can
5. will
6. may (with note that "my" might be typo)

But to match common worksheets, let's see online or standard answers.

Upon second thought, in Group 1, "must" is also a modal, but perhaps the task is to circle the one that is exclusively a modal and not used as other parts of speech. "Must" can be a noun (e.g., "a must-have"), while "should" is primarily a modal. Similarly, "can" can be a noun, "may" is mostly modal, "might" is modal, "will" can be a noun, "won't" is contraction.

But that's overcomplicating.

I think for a student level, the expected answers are:

- Group 1: should (or must — but let's pick should)
- Group 2: may
- Group 3: can
- Group 4: can
- Group 5: will
- Group 6: [perhaps "he" is not, so maybe it's "she'll" — I'll skip and come back]

Let's do part 2 and 3 first, then return.

---

2. Underline the modal verb in each sentence.

a. Harry can swim. → underline "can"

b. Jenny ought to go home. → underline "ought" (as "ought to" is a modal phrase)

c. My brother shouldn't use my tablet. → underline "shouldn't" or "should" — typically, we underline the modal part, so "should" in "shouldn't"

In many worksheets, they underline the whole contraction if it's the modal, but technically, "should" is the modal.

I think for simplicity, underline "can", "ought", "shouldn't" — but "ought" is sometimes not classified as pure modal, but in this context, it is.

Standard modal verbs include: can, could, may, might, shall, should, will, would, must. "Ought to" is often grouped with them.

So for b, "ought" is the modal.

For c, "shouldn't" contains "should", so underline "shouldn't" or just "should"? The sentence has "shouldn't", so underline that.

But to be precise, the modal verb is "should", and "n't" is negation.

In elementary levels, they might underline the whole word.

I'll go with:

a. can

b. ought

c. shouldn't

---

3. Choose the correct meaning for each sentence.

a. I can swim.

Options:
- I like swimming.
- I am able to swim.

"Can" expresses ability, so "I am able to swim."

b. You ought to listen.

Options:
- It's good idea for you to listen.
- You need to listen!

"Ought to" expresses recommendation or moral obligation, so "It's good idea for you to listen." is closer. "You need to listen!" is stronger, like "must".

So first option.

c. I have to go now.

Options:
- I need to go now.
- I'll go when I want to.

"Have to" expresses necessity, so "I need to go now."

d. We may have to wear a school uniform.

Options:
- We can wear a school uniform if we feel like it.
- We need to wear a school uniform.

"May have to" expresses possibility of obligation, so neither is perfect, but "We can wear..." is about permission, not obligation. "We need to wear..." is definite obligation.

The sentence is "may have to", which means it's possible that we are required to, so the closest is "We need to wear a school uniform." but with uncertainty.

Looking at options:

First option: "We can wear a school uniform if we feel like it." — this is about permission, not obligation.

Second option: "We need to wear a school uniform." — this is definite obligation.

But "may have to" means "it is possible that we are required to", so perhaps the second option is intended as the meaning, ignoring the "may".

In context, "may have to" implies that there is a possibility of needing to, so the meaning is that wearing uniform is likely required, so "We need to wear a school uniform." is the best match among given options.

e. He will help you.

Options:
- He definitely will help you.
- It's possible that he will help you.

"Will" expresses future certainty, so "He definitely will help you."

f. You should brush your teeth every day.

Options:
- It's a good idea to eat pizza every day. (wait, this seems mismatched)

Look: "You should brush your teeth every day."

Options:
- It's a good idea to eat pizza every day. — this is about eating pizza, not brushing teeth. Probably a typo in the worksheet.

Second option: "It's not a good idea to eat pizza every day." — also about pizza.

This doesn't make sense. Perhaps the options are for a different sentence.

Re-read: "f. You should brush your teeth every day."

Then options:
- It's a good idea to eat pizza every day.
- It's not a good idea to eat pizza every day.

This is inconsistent. Likely, the options should be about brushing teeth.

Probably, it's a mistake, and the options are meant to be:

- It's a good idea to brush your teeth every day.
- It's not a good idea to brush your teeth every day.

In that case, "should" expresses advice, so "It's a good idea to brush your teeth every day."

Given that, I'll assume that's the intent.

So for f: "It's a good idea to brush your teeth every day." — but as written, it says "eat pizza", which is wrong. Perhaps in the original image, it's correct.

To proceed, I'll correct it mentally.

So summary for part 3:

a. I am able to swim.

b. It's good idea for you to listen.

c. I need to go now.

d. We need to wear a school uniform. (despite "may", it's the closest)

e. He definitely will help you.

f. It's a good idea to brush your teeth every day. (assuming typo in options)

Now back to part 1.

For Group 6: "she, my, he" — perhaps "my" is "may", so circle "may".

Or in some fonts, "may" looks like "my", but unlikely.

Another possibility: "he" is "he'll", but as written, I think for the sake of completing, I'll circle "may" for Group 6, assuming typo.

So final answers for part 1:

1. should

2. may

3. can

4. can

5. will

6. may (for "my" assumed typo)

But to match the worksheet, let's see if there's a better way.

Perhaps in Group 1, "must" is the answer because "should" is less strong, but both are modals.

I recall that in some worksheets, they have "must" as the modal for obligation.

But I think it's fine.

Let's write the answers as per standard expectation.

After research in my mind, common answers for such tasks:

- Group 1: must (as it's a strong modal)
- Group 2: may
- Group 3: can
- Group 4: can
- Group 5: will
- Group 6: [perhaps "he" is not, so maybe the last group is "she, may, he" and circle "may"]

I think I'll go with:

For part 1:
- should (group 1)
- may (group 2)
- can (group 3)
- can (group 4)
- will (group 5)
- and for group 6, since "my" is likely "may", circle "may"

But to avoid duplication, perhaps group 2 is "might", but "may" is fine.

Another idea: in group 2, "play" is not, "may" and "might" are, but "might" is past of "may", so both are modals. Circle "may" as it's first.

Similarly for group 1, circle "should".

For group 6, let's say the modal is "he" as in "he can", but no.

I think I have to accept that and move on.

So for the student, I'll provide the answers as:

Part 1:
1. should
2. may
3. can
4. can
5. will
6. may (assuming "my" is a typo for "may")

Part 2:
a. can
b. ought
c. shouldn't

Part 3:
a. I am able to swim.
b. It's good idea for you to listen.
c. I need to go now.
d. We need to wear a school uniform.
e. He definitely will help you.
f. It's a good idea to brush your teeth every day. (correcting the option)

For part 3d, "may have to" means it's possible that we are required, so "We need to wear a school uniform." is not accurate, but among the options, it's the only one about obligation, while the first is about permission.

So it's the best match.

Now for the final answer, since the user wants the solution, I'll box the answers.

But the worksheet has multiple parts, so I need to provide all.

Perhaps list them clearly.

Final Answer:

For section 1:
- Group 1: should
- Group 2: may
- Group 3: can
- Group 4: can
- Group 5: will
- Group 6: may (assuming "my" is typo for "may")

For section 2:
a. can
b. ought
c. shouldn't

For section 3:
a. I am able to swim.
b. It's good idea for you to listen.
c. I need to go now.
d. We need to wear a school uniform.
e. He definitely will help you.
f. It's a good idea to brush your teeth every day. (note: options likely have typo; should be about brushing teeth)

To make it neat, I'll write:

Section 1 Answers:
1. should
2. may
3. can
4. can
5. will
6. may

Section 2 Answers:
a. can
b. ought
c. shouldn't

Section 3 Answers:
a. I am able to swim.
b. It's good idea for you to listen.
c. I need to go now.
d. We need to wear a school uniform.
e. He definitely will help you.
f. It's a good idea to brush your teeth every day.

For section 3f, since the options say "eat pizza", but that must be a mistake, I'll assume it's "brush your teeth".

If not, then the correct meaning is that it's a good idea to brush teeth, so the option should reflect that.

I think for the student, this is acceptable.

So Final Answer:

[Provide only the final correct answer — this should come AFTER all explanations and reasoning.]

Since the user said "solve the problem accurately", and the problem has three sections, I'll provide the answers for each.

But in the response format, "Final Answer" should be concise.

Perhaps list them as:

Section 1: should, may, can, can, will, may

Section 2: a. can, b. ought, c. shouldn't

Section 3: a. I am able to swim., b. It's good idea for you to listen., c. I need to go now., d. We need to wear a school uniform., e. He definitely will help you., f. It's a good idea to brush your teeth every day.

For section 3f, to match the given options, even though they say "eat pizza", I have to choose based on logic. The sentence is "You should brush your teeth every day.", so the meaning is that it's a good idea to do so. The options are about eating pizza, which is irrelevant, so probably a typo, and the intended option is "It's a good idea to brush your teeth every day."

So I'll go with that.

Final Answer:

Section 1:
1. should
2. may
3. can
4. can
5. will
6. may

Section 2:
a. can
b. ought
c. shouldn't

Section 3:
a. I am able to swim.
b. It's good idea for you to listen.
c. I need to go now.
d. We need to wear a school uniform.
e. He definitely will help you.
f. It's a good idea to brush your teeth every day.
Parent Tip: Review the logic above to help your child master the concept of modal verbs worksheet.
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