—Where is Sally?
—I’m not sure. She in the library.
| A．might | B．must | C．will be | D．may be |
--- Let us run quickly, we are too late.
--- Don’t worry, we have _____ the meeting.
| A．put off | B．put out | C．put on | D．put up |
He’d better stop talking, __________?
| A．didn’t he | B． hadn’t he |
| C．didn’t him | D．hadn’t him |
---I _________ Ann with her Chinese over the years, but she can’t speak it at all.
--- Never mind, she is too young.
| A．have helped | B．help |
| C．helping | D．helped |
Tom will tell you if he ______ his uncle the other day.
| A．will visit | B．visited |
| C．has visited | D．visits |
Mr Li _____ in the classroom, because I saw him coming into his room just now.
| A．must be | B．mustn’t be |
| C．can be | D．can’t be |