The Columbia University researehers are the first to use sea—surface temperatures
A. Right
B. Wrong
C. Not mentioned
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He is assigned to oversee（A级）the production 0f the assembly lines．
A. supervise
B. watch
C. suspect
D. predict
Two major problems for museums are that they have too many visitors and they__________．
A. have higher demands of museums
B. are open to move people with different social background
C. to lengthen their opening hours
D. charge too little for admission
E. have been built and open to public
F. by lowing the admission fees
Chris Dildy will vote for Hillary．
A. Right
B. Wrong
C. Not mentioned
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