I can’t play basketball after school because I ______ do my homework first.
| A．have | B．can | C．must | D．may |
The actors __________ in the movie.
| A．was good | B．did a good job |
| C．did good | D．played good |
—How many birds can you see in the trees?
—I can see _________ birds in them.
| A．hundreds of | B．five hundreds |
| C．hundred of | D．five hundreds of |
—Where is Miss Wang?
—She went to Hainan Island last week and will return _______ six days.
| A．ago | B．after | C．behind | D．in |
There will be _________ pollution this year than last year.
| A．fewer | B．much | C．less | D．many |
—Will people live to be 300 years old? —_________.
| A．No, they aren't |
| B．No, they won't |
| C．No, they don't |
| D．No, they can't |