Worksheet comparing "ought to" and "should" with grammar exercises.

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🔹 Common Structure of This Type of Worksheet:

The worksheet is divided into three main sections:

1. Explanation of "Ought to" vs "Should"
2. Fill-in-the-blank exercises
3. Rewriting sentences or choosing correct options

Let’s assume the content is as follows (based on standard grammar worksheets):

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✔ Section 1: Explanation

> "Ought to" and "should" are both used to give advice or express obligation.
>
> - "Should" is more common in everyday speech.
> - "Ought to" is slightly more formal and less common.
> - Both have the same meaning in most contexts.
>
> Examples:
> - You should eat more vegetables.
> - You ought to eat more vegetables. (Same meaning)

> ❗ Note: "Ought to" is often followed by the base form of the verb, just like "should".

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✔ Section 2: Fill in the blanks with "ought to" or "should"

#### Exercise A: Complete the sentences with "ought to" or "should"

1. You ___________ drink more water every day.
2. We ___________ study harder for the exam.
3. She ___________ call her mother more often.
4. They ___________ be more careful when driving.
5. I ___________ apologize to my friend.

Answer Key:

1. should / ought to
2. should / ought to
3. should / ought to
4. should / ought to
5. should / ought to

✔ All of these can use either should or ought to, but "should" is more natural in spoken English.

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✔ Section 3: Rewrite using "ought to" or "should"

#### Exercise B: Rewrite each sentence using the other modal (change "should" to "ought to", or vice versa)

1. You should take a break.
2. He ought to finish his homework.
3. We should not waste time.
4. She should see a doctor.
5. They ought to help their neighbors.

Answer Key:

1. You ought to take a break.
2. He should finish his homework.
3. We ought to not waste time.
4. She ought to see a doctor.
5. They should help their neighbors.

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✔ Section 4: Choose the correct option

#### Exercise C: Choose the best word: "ought to" or "should"

1. I think you ________ go to bed early tonight.
a) ought to
b) should

2. Children ________ listen to their parents.
a) should
b) ought to

3. You ________ tell the truth.
a) should
b) ought to

Answer Key:

1. b) should (more natural in casual speech)
2. a) should (common usage)
3. a) should (both acceptable, but "should" is preferred)

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📌 Summary of Rules:

| Feature | Should | Ought to |
|--------|--------|----------|
| Formality | Informal/neutral | More formal |
| Frequency | Very common | Less common |
| Usage | Advice, suggestions, obligations | Similar to "should" |
| Verb Form | Base verb (e.g., go) | Base verb (e.g., go) |

> 💡 Tip: Use "should" in most cases unless you're writing formally or want to sound more serious.

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✔ Final Answer Summary:

- "Should" is generally preferred in modern English.
- "Ought to" is grammatically correct but sounds older or more formal.
- Both can be used interchangeably in most contexts.

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