Choose the correct option for past speculation: She _______ forgotten ...

★ Speculation with Modal Verbs

Choose the correct option for past speculation: She _______ forgotten her keys at the office.

A. should have

B. will have

C. might have

Preview next quiz:

Choose the correct option: He _______ have finished his dinner, his plate is empty.

A. can

B. might

C. should

D. must