English grammar worksheet focusing on "Do," "Does," and "Did" with sentence completion tasks.

Let's solve each sentence by filling in the correct auxiliary verb: Do, Does, or Did, based on the subject and the tense indicated in the parentheses.

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1. ___ you have a driver’s license? (Present tense)

✔ Do
→ "Do you have a driver’s license?"
*Explanation:* "You" is plural/second person, so use Do.

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2. What hours ___ she work on Monday? (Present tense)

✔ does
→ "What hours does she work on Monday?"
*Explanation:* "She" is third-person singular, so use Does.

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3. What ___ she eat for breakfast? (Present tense)

✔ does
→ "What does she eat for breakfast?"
*Explanation:* Again, "she" → Does.

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4. When ___ you usually get home?

✔ do
→ "When do you usually get home?"
*Explanation:* "You" → Do.

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5. How ___ prisoners pass the whole day in prison? (present tense)

✔ do
→ "How do prisoners pass the whole day in prison?"
*Explanation:* "Prisoners" is plural → Do.

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6. ___ he come in with anyone else? (past tense)

✔ Did
→ "Did he come in with anyone else?"
*Explanation:* Past tense + "he" → Did.

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7. What ___ you see? (past tense)

✔ did
→ "What did you see?"
*Explanation:* Past tense + "you" → Did.

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8. What exactly ___ you know? (present tense)

✔ do
→ "What exactly do you know?"
*Explanation:* Present tense + "you" → Do.

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9. How ___ you practice your English? (present tense)

✔ do
→ "How do you practice your English?"
*Explanation:* "You" → Do.

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10. ___ I read it at all. (past tense)

✔ Did
→ "Did I read it at all?"
*Explanation:* Past tense + "I" → Did.

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11. What questions ___ you ask yourself every day?

✔ do
→ "What questions do you ask yourself every day?"
*Explanation:* Present tense + "you" → Do.

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12. What would you ___ today if there is no more tomorrow?

✔ do
→ "What would you do today if there is no more tomorrow?"
*Explanation:* After "would", we use base form of the verb ("do"), but here we're asking about action — so the structure is "Would you do...?" So the auxiliary is do (in this context, it's part of the modal question). But note: The blank is after "would you", so the answer is do (base form), not an auxiliary like *does/did*.
⚠️ Wait! This one is tricky. Let's check:
The sentence is: "What would you ___ today..."
This is a conditional question using "would". We don’t use Do/Does/Did here because "would" already serves as the auxiliary.
But the instruction says to fill in Do/Does/Did. That suggests we are missing something.

Wait — perhaps the intended structure is:
"What would you do today..." → the blank should be filled with do (the base verb), not an auxiliary.

But the exercise asks to fill in Do / Does / Did — which are auxiliaries. So likely, the sentence is meant to be:

> "What would you do today..." → but do is not an auxiliary.

So this might be a mistake in the worksheet, or the intention is that we use do as the main verb, not an auxiliary.

But since the instruction says to use Do/Does/Did, and the sentence has "would", which is already a modal, we can't use another auxiliary.

So maybe the sentence is actually meant to be:
> "What ___ you do today if there is no more tomorrow?"
Then the answer would be: would — but that's not among the options.

Alternatively, perhaps the sentence is misprinted.

But looking again:
> "What would you ___ today..."

If we assume the blank is for the main verb, then it's "do", but do is not an auxiliary.

So unless the sentence is supposed to be:
> "What ___ you do today..." → then do (as auxiliary).

But it says "would you ___", so the auxiliary is already "would".

Therefore, this sentence does not fit the pattern. It may be an error.

But let’s suppose the blank is meant to be filled with the verb "do" even though it's not an auxiliary. Then:

✔ do (as main verb) — but not Do/Does/Did.

Since the instructions say only Do/Does/Did, we must conclude this is a mistake.

However, many such worksheets include "would you do?" as a standard phrase, and sometimes they expect do in the blank.

But technically, do is not an auxiliary here.

Given the context, perhaps the intended answer is do, even though it's not an auxiliary.

But since the list is only Do/Does/Did, and this is past/future hypothetical, maybe the intended answer is do (as base verb) — but that's not consistent.

Alternatively, maybe the sentence is:

> "What would you have done..." — but that’s not what’s written.

We’ll skip this for now and return.

But let’s assume the sentence is:
> "What would you do today..." → the blank is for the main verb, so the answer is do.

But since the instruction says to use Do/Does/Did, and do is acceptable as a base verb in some contexts, perhaps it's accepted.

But strictly speaking, do is not an auxiliary here.

Let’s move on and come back.

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13. What ___ he fear most in life? (past tense)

✔ did
→ "What did he fear most in life?"
*Explanation:* Past tense + "he" → Did.

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14. Why ___ people cry? (present tense)

✔ do
→ "Why do people cry?"
*Explanation:* "People" is plural → Do.

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15. What ___ the bible say about selfishness? (present tense)

✔ does
→ "What does the Bible say about selfishness?"
*Explanation:* "The Bible" is treated as a singular entity → Does.

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16. ___ they know about our problems? (past tense)

✔ Did
→ "Did they know about our problems?"
*Explanation:* Past tense + "they" → Did.

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17. ___ you believe in life after death? (present tense)

✔ Do
→ "Do you believe in life after death?"
*Explanation:* "You" → Do.

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18. What ___ you Value Most? (present tense)

✔ do
→ "What do you value most?"
*Explanation:* "You" → Do.
(Note: "Value" is capitalized incorrectly; should be lowercase.)

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19. ___ God have emotions? (present tense)

✔ Does
→ "Does God have emotions?"
*Explanation:* "God" is singular → Does.

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Now, going back to #12:
> "What would you ___ today if there is no more tomorrow?"

This sentence is problematic because:

- "Would" is already the auxiliary.
- The blank should be filled with the main verb in base form → do.
- But the instructions say to use Do/Does/Did — which are auxiliaries.

So unless the sentence is meant to be:
> "What ___ you do today..." → then do (auxiliary)

But it says "would you ___", so the auxiliary is already provided.

Thus, this sentence does not belong in this exercise — or it's a typo.

Possibility: The sentence was meant to be:
> "What ___ you do today if there is no more tomorrow?"
Then the answer would be: do

But again, that’s do as auxiliary.

Alternatively, maybe it's:
> "What ___ you do today?" → then do

But the word "would" makes it incorrect.

So likely, #12 is a mistake.

But if we ignore "would" and treat it as a regular question, then:

> "What ___ you do today..." → do

But since "would" is present, we can't use Do/Does/Did.

So best guess: The intended answer is do, but it's not a proper auxiliary.

Alternatively, maybe the sentence is:
> "What would you have done..." — but that's not what’s written.

Given the constraints, we'll assume the blank is for the main verb, and the answer is do, even though it's not an auxiliary.

But since the worksheet asks for Do/Does/Did, and do is listed, we’ll go with:

✔ do — as the base verb, used in the blank.

But note: This is inconsistent with the others.

Alternatively, maybe the sentence is:
> "What would you do today..." — and the blank is for do, which is allowed as a verb.

So final answer: do

But again, it's not an auxiliary.

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Final Answers:

| # | Sentence | Answer |
|---|--------|--------|
| 1 | ___ you have a driver’s license? (Present tense) | Do |
| 2 | What hours ___ she work on Monday? (Present tense) | does |
| 3 | What ___ she eat for breakfast? (Present tense) | does |
| 4 | When ___ you usually get home? | do |
| 5 | How ___ prisoners pass the whole day in prison? (present tense) | do |
| 6 | ___ he come in with anyone else? (past tense) | Did |
| 7 | What ___ you see? (past tense) | did |
| 8 | What exactly ___ you know? (present tense) | do |
| 9 | How ___ you practice your English? (present tense) | do |
| 10 | ___ I read it at all. (past tense) | Did |
| 11 | What questions ___ you ask yourself every day? | do |
| 12 | What would you ___ today if there is no more tomorrow? | do *(Note: grammatically, "do" is the base verb; "would" is the auxiliary)* |
| 13 | What ___ he fear most in life? (past tense) | did |
| 14 | Why ___ people cry? (present tense) | do |
| 15 | What ___ the bible say about selfishness? (present tense) | does |
| 16 | ___ they know about our problems? (past tense) | Did |
| 17 | ___ you believe in life after death? (present tense) | Do |
| 18 | What ___ you Value Most? (present tense) | do |
| 19 | ___ God have emotions? (present tense) | Does |

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Summary of Rules:

- Use Do with you, we, they, I, you (plural).
- Use Does with he, she, it, each, every, one, etc.
- Use Did for past tense with any subject.
- Always match the tense and subject.

> ✔ Important: For sentence #12, while do is the correct verb form, it's not an auxiliary. The presence of "would" makes it a modal construction, so Do/Does/Did are not needed. This might be an error in the worksheet.

But since the instruction says to use Do/Does/Did, and do is listed, we include it as the best possible answer.

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Final Answer Key:

1. Do
2. does
3. does
4. do
5. do
6. Did
7. did
8. do
9. do
10. Did
11. do
12. do
13. did
14. do
15. does
16. Did
17. Do
18. do
19. Does

✔ All answers are now filled in.