James has just arrived, but I didnt know he ______ until yesterday.[2005]
A.will come
B.was coming
C.had been coming
D.came
第1题
The research requires more money than ______.[2007]
A.have been put in
B.has been put in
C.being put in
D.to be put in
请帮忙给出正确答案和分析,谢谢!
第2题
Mr. White works for a chemical import-export company, but he ______ for this industrial fair, since he is on leave.[1997]
A.has worked
B.works
C.has been working
D.is working
请帮忙给出正确答案和分析,谢谢!
第3题
To his astonishment, he saw a rope ladder ______ out and three men climbing down it.[1995]
A.throwing
B.being thrown
C.having thrown
D.having been thrown
请帮忙给出正确答案和分析,谢谢!
第4题
The committee has anticipated the problems that ______ in the road construction project.[2007]
A.arise
B.will arise
C.arose
D.have arisen
请帮忙给出正确答案和分析,谢谢!
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