1. This computer isn’t working as it _______.
A. should B. will C. must D. can
【答案】A
【解析】
【详解】考查情态动词。句意:这台电脑不能正常工作。A. should应该,应当;B. will会;C. must必须;D. can能,可以。分析可知,这台电脑不能像它应当的那样工作了,根据语境,故选A。
2. By the time you get this letter, I ________ the country.
A. will leave B. will have left C. would leave D. am leaving
【答案】B
【解析】
【详解】考查时态。句意:当你收到这封信的时候,我已经离开这个国家了。A. will leave一般将来时;B. will have left将来完成时;C.would leave过去将来时;D.am leaving现在进行时。根据时间状语“By the time you get this letter”可知,by +将来的时间,主句用将来完成时,故选B。