In order to find the missing child, villagers __________ all they can over the past five hours.
| A．did | B．do |
| C．had done | D．have been doing |
Modern equipment and no smoking are two of the things I like ____ working here.
| A．with | B．over | C．at | D．about |
Let’s learn to use the problem we are facing a stepping-stone to future success.
| A．to | B．for | C．as | D．by |
I like Mr. Miner’s speech; it was clear and the point.
| A．at | B．on | C．to | D．of |
---When did you last hear _____ Jay?
---He phoned me this morning, and we agreed____ a time and place to meet.
A of, to B about, with C. from, with D. from, on
When she first arrived in China, she wondered what the future might have_________for her, but now all her worries are gone. （2008·湖北）
| A．in need | B．in time | C．in preparation | D．in store |