Answer — Exercise 2
4 - Modal auxiliary verbs·New Headway Advanced - Workbook
Question
Match the sentences in A and B. Then complete the ones in B with a modal verb and the perfect infinitive of the verb in brackets. Sometimes more than one modal is possible.
Answer
- (f) might have been
- (d) can't have gone
- (g) must / should have finished
- (e) won't have told
- (b) can / could / might have put
- (a) should / might have been
- (c) should / could have rung