51I’d like to arrive 20 minutes early________I can have time for a cup of te
A.A.as soon as
B.so that
C.in case
D.asa result
开始考试练习点击查看答案52The more she thought about it,________she became.
A.how depressed
B.when depressed
C.the moredepressed
D.more depressed
开始考试练习点击查看答案53Many of them turned a deaf ear to his advice,________they knew it to be valuable.
A.as if
B.now that
C.even though
D.sothat
开始考试练习点击查看答案54He was about halfway through his meal________a familiar voice came to his ears.
A.when
B.while
C.after
D.as
开始考试练习点击查看答案55________environmental damage is done, it takes many years for the ecosystem to recover.
A.Even if
B.Unless
C.While
D.Once
开始考试练习点击查看答案56Marina cared for him________he seriously injured his eyes several years ago.
A.after
B.until
C.since
D.before
开始考试练习点击查看答案57________that you are wrong, what will you do then?
A.Supposing
B.In case
C.For fear
D.So long
开始考试练习点击查看答案58Tom is very interested in this poem now, but he thought it boring________he read it.
A.in the first time
B.the first time
C.for the first time
D.at first
开始考试练习点击查看答案59The teacher used a microphone________ his voice could reach the back of the room.
A.so as
B.in order
C.so that
D.as that
开始考试练习点击查看答案60________there is no rain, farming is difficult or impossible.
A.For
B.Where
C.While
D.Lest
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