第3题
A.have found
B.will be finding
C.wi1l have found
D.are finding
第6题
There are ______ incurables; there are only things for which we have not found a cure.
A.no such a thing as
B.not such a thing as
C.not such things as
D.no such things as
第7题
By the end of this month, we surely will have found a ______ (satisfy)solution to the problem.
第8题
Only when we hurried to the airport______the flight was cancelled.
A.we found
B.did we find
C.have we found
D.we have found
第9题
A.found
B.find
C.had found
D.would find
第10题
A、we found
B、did we find
C、have we found
D、we have found
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