He may have seen the film when it was shown last week, _____ he?
| A．can’t | B．isn’t | C．didn’t | D．hasn’t |
As is known to most of us, Maodun was born in _______is now called Wuzhen.
| A．what | B．that | C．which | D．where |
Please speak in a _______ , or the teacher will hear what you say.
| A．voice | B．whisper | C．science | D．sound |
--Excuse me, I don't think you can smoke here.
---Really sorry. I ______ this is a non-smoking room.
| A．didn't know | B．don't know | C．have no idea | D．haven't known |
The class ______ big. Now the class_______ practicing swimming.
| A．are ;are | B．is ;is | C．is ; are | D．are ; is |
Each of us has to write a ______ report every three weeks.
| A．two-thousand-words | B．two-thousand-word |
| C．two-thousands-word | D．two-thousands-words |