A: I've opened another bottle. B: You ___ done that. ...

★ Modals with Perfect Infinitive

A: I’ve opened another bottle. B: You ___ done that. We haven’t finished this one yet.

A. shouldn’t have

B. can’t have

C. mustn’t have

D. ‘d rather not

Preview next quiz:

You ___ been at the museum on Tuesday! It was closed all day.

A. must have

B. mustn’t have

C. needn’t have

D. couldn’t have