In salad bars the waiter does not bring you salad. You have to____ yourself, usually to as much as you want.
| A．bring | B．serve | C．help | D．supply |
Jack would like to go to the cinema with dad, but the film is____________for adults only.
| A．admitted | B．promised | C．intended | D．permitted |
--- How long are you staying?
--- I don’t know.______________.
| A．That’s OK. | B．It depends. | C．I am going. | D．It’s doesn’t matter. |
. In China, a number of people__________English now, and the number __________growing year after year.
| A．studies, is | B．are studying, is | C．is studying, is | D．is studying, are |
. ____________ the dinosaurs disappea
red still remains a mystery.
| A．whether | B．that | C．if | D．Why |
---We are afraid we can’t finish the work____________a month.
---Just take your time.
| A．among | B．after | C．within | D．by |