John’s never flown to Canada, ?
| A．is he | B．isn’t he | C．has he | D．hasn’t he |
--- What ________ the number of the students in your school?
--- About two thousand. A number of them __________ from England.
| A．is; is | B．are; is |
| C．is; are | D．are; are |
Not only the students but also the teacher __________ basketball.
| A．is playing | B．is played |
| C．are playing | D．are played |
Smoking is bad for your health. You’d better .
| A．set it up | B．give it up |
| C．pick it up | D．look it up |
----It’s too late, I must go.
----It’s raining outside. Don’t leave ___________it stops.
| A．if | B．until | C．after | D．when |
News books _________ to our school last week.
| A．sends | B．sent | C．are sent | D．were sent |