Cover of English Grammar in Use

Exercise 32.4

Unit 32 - must / mustn't / needn't·English Grammar in Use

Вопрос

Write two sentences for each situation. Use needn't have in the first sentence and could have in the second (as in the example). For could have, see Unit 27.

Больше упражнений в Unit 32 - must / mustn't / needn't