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苔藓植物作为监测植物是因为苔藓植物叶很薄，对有害气体敏感．______．
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【简答题】What has become standard cocktail therapy?
【单选题】The job history has become such an important document because
A.
there has been a decrease in the number of jobs advertised
B.
there has been an increase in the number of jobs advertised
C.
jobs are becoming much more complicated nowadays
D.
the other processes of applying for jobs are more complicated
【简答题】Treatment for HIV has become more widespread, especially in poorer countries. It's also become cheaper, as medicine companies have lowered their prices for life-saving anti-retroviral drugs(抗逆转录病毒药物)....
【简答题】Throughout this century English has grown more and more important. It has become a second language for many millions of people. ________________________________________________________________________...
【单选题】What ___ the book I put here yesterday?
A.
became of
B.
has become of
C.
became about
D.
has become about
【简答题】Dieting to lose weight has become very popular in recent years. People have become more health conscious and try to take better care of their bodies by eating more nutritiously (有营养地) and exercising m...
【简答题】This law has become a dead letter．
【简答题】“The Voice” has become a major player in the TV talent-show stages, as the show has become NBC’s biggest entertainment prime-time program of 2012. In addition to being a hit in the ratings, “The Voice...
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