Podcast
Questions and Answers
You ______ stop at the ‘STOP’ sign.
You ______ stop at the ‘STOP’ sign.
must
You ______ arrive late to work.
You ______ arrive late to work.
mustn’t
In the past, you ______ have to complete all assignments.
In the past, you ______ have to complete all assignments.
had to
You ______ need to bring your lunch today if you prefer.
You ______ need to bring your lunch today if you prefer.
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We ______ to slow down at this junction.
We ______ to slow down at this junction.
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I ______ need to finish my homework before dinner.
I ______ need to finish my homework before dinner.
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You ______ needn’t worry about the meeting; it was canceled.
You ______ needn’t worry about the meeting; it was canceled.
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Study Notes
Expressing Obligation
- Must, mustn't, have to: Used to express obligation in the present and future.
- Must: Example: You must stop at the 'STOP' sign.
- Mustn't (must not): Example: You mustn't arrive late to work. (not allowed to)
- Have to: Example: You have to slow down at this junction.
- Mustn't's past: There is no past tense of mustn't.
- Past tense of must and have to: had to
Expressing Necessity and Lack of Necessity
- Have to, need to: Used to express necessity in the present, past, and future.
- Negative forms (lack of necessity): Don't have to, needn't.
- Need (vs have): Used interchangeably in many cases.
- Example 1: "I have to finish a report but I don't need to hand it in until tomorrow."
- Example 2: I needed to answer the phone and deal with customer complaints (last job necessity)
- Example 3: We will have to book an airport taxi (future necessity).
- Example 4: We won't have to find a hotel (lack of future necessity).
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Description
This quiz covers the use of modal verbs such as 'must', 'mustn't', and 'have to' to express obligation and necessity in English. It includes examples and clarifications on past forms and negative constructions. Test your understanding and improve your mastery of these essential modal verbs.
