— It must be Jim singing next door.
— It be him. He has already gone to Shanghai on holiday.
| A．mustn’t | B．needn’t |
| C．shouldn’t | D．can’t |
They are going to have a picnic ______next week.
| A．sometime | B．some time |
| C．sometimes | D．some times |
----Do you mind my taking the seat? -----_____ It’s for a sir named Jack.
| A．Not at all | B．Never mind |
| C．Of course | D．Better not |
－What do you think of my answer to the questions?
－Sorry. What’s that? I______ about something else.
| A．thought | B．had thought |
| C．am thinking | D．was thinking |
How long have you_________?
| A．borrowed the book | B．bought the bike |
| C．been back | D．joined the Party |