Modal auxiliary verbs - PDF exercises for elementary and pre-intermediate students of English to download for free.
Must - Needn't: exercise 1 + Key with answers 1
- Complete sentences with must or needn't and verbs from the box.
Mustn't - Needn't: exercise 2 + Key with answers 2
- Use mustn't or needn't to make sentences with similar meanings.
Must - Have to: exercise 3 + Key with answers 3
- Make correct sentences with must or have to.
Needn't - Don't have to: exercise 4 + Key with answers 4
- Complete sentences with needn't or don't have to and verbs in brackets.
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English grammar PDF grammar rules with examples from everyday English.
Modal verbs online Interactive exercises and online grammar rules.
All these materials are written for students and teachers of English as a foreign language.