题目内容
The scientists ________ on the new medicine for two years. They will succeed in no time.
| A．work | B．are working | C．have worked | D．will work |
C
解析试题分析: 句意：科学家们已经研制这个新药两年了，他们马上就要成功了。 in no time马上；根据for
two years两年，可知时态为现在完成时，故选C.
考点：考查现在完成时。
阅读快车系列答案Thanks to our school program The same song , we ___________ about ten songs by the end of last month.
| A．had learned | B．have learned | C．learned | D．were learning |
Miss Lin ______ a lot of work for the poor area for about 10 years.
| A．does | B．did | C．has done | D．will do |
-- _____ to a Disneyland Park?
-- No, never. But there will soon be one in Shanghai. It will be much more convenient for us to have fun there.
| A．Have you gone | B．Have you been | C．Did you go | D．Will you go |
----- Did you go to Sam's weekend party?
----- No, I ______________.
| A．am not invited | B．wasn't invited |
| C．haven't invited | D．didn't invite |
The film _________________ for half an hour when she got to the cinema.
| A．has been over | B．has finished | C．had been over | D．had finished |
Everyone in my class ____________ music.
| A．enjoys to listen | B．enjoys listening |
| C．like listening to | D．enjoys listening to |
---How did the accident happen?
---You know, it ________difficult to see the road clearly because it_________.
| A．was; was raining | B．is; has rained |
| C．is; is raining | D．will be; will rain |