答案 A
8.The construction of the two new railway lines________by now.
A.has been completed
B.have been completed
C.have completed D.has completed
解析 考查语态。句意:两条新铁路线的建设到现在为止已经竣工了。主语The construction of the two new railway lines和谓语complete之间是被动关系,所以排除C、D两项。construction 是不可数名词,谓语动词用单数,因此A项正确。
答案 A
9.As a student,he must spend________time on his studies,which is not doubtful.
A.less
B.few
C.ample
D.no enough
解析 ample充足的,丰富的。
答案 C
10.Learning foreign languages calls for your memory,time,patience and emotions.________,it is not a simple thing.
A.As a result
B.In conclusion
C.In general
D.After all
解析 in conclusion总之; as a result 结果是……; in general 一般来说; after all 别忘了,毕竟。
答案 B
11.They are trying their best to make a new drug,such as Naolingtong,to________tiredness.
A.keep
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