-- I called you this morning, but nobody answered it.
-- Oh, we ______ some shopping at the supermarket.
| A．are doing | B．were doing |
| C．have done | D．did |
There are students on the playground.
| A．hundred | B．hundreds of | C．hundred of | D．two hundreds |
It took the workers several months the task.
| A．complete | B．completely | C．to complete | D．completed |
happens , I’ll stand by you.
| A．What | B．No matter how | C．how | D．No matter what |
I hear we will have an vacation.
| A．8 day’s | B．8-days | C．8 days | D．8-day |
Tom likes playing basketball, so he is the basketball team.
| A．with | B．in | C．of | D．on |