Hardly a month goes by without ______ of another survey revealing new depths of scientific illiteracy among US citizens.
| A．words | B．word | C．a word | D．the word |
I suggest the problems worthy to be paid attention to at the class meeting.
| A．discussing | B．discussing | C．be discussed | D．being discussed |
The computer system_______suddenly while he was searching for information on the Internet.
| A．broke down | B．broke out | C．broke up | D．broke in |
—Where did you find your coat ? Was it on the playground you found it?
| A．that | B．where | C．which | D．不填 |
_______ , I lost heart in English learning, but my teacher often said to me, “Keep on working hard and you’ll succeed_______”.
| A．At a time, in time | B．At a time, on time |
| C．At one time, in time | D．At one time, on time |
Thank you for all your hard work last week. I don’t think we _____ it without you.
| A．can manage | B．could have managed | C．could manage | D．can have managed |