Some people fear that _____ air population may bring about changes in _____ weather around the world.
| A．/; the | B．the; / | C．an; the | D．the; a |
It is said that he has and will arrive home in a few hours.
| A．be set free | B．been set free | C．be set out | D．set off |
Although there were so many people in the square, I could my friend.
| A．pick up | B．pick out | C．make up | D．set out |
He expects to the business when his father retires.
| A．take down | B．take over | C．take up | D．take out |
. You shouldn’t only trust him. You’d better the truth of the whole thing for yourself.
| A．search | B．look at | C．find out | D．search for |
Please this pair of shoes and see if it is the right size.
| A．fit on | B．have on | C．dress | D．fit into |