题目内容

It is too late______ it.

A. to do
B. do
C. did
D. done

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I have a lot of books______ .

A. read
B. to read
C.to be read
D.to reading

He seems ___ the old lady.

A. knowing
B. to be knowing
C. to know
D. to be known

We all hope ____ scientists.

A. become
B. to become
C. becoming
D. became

Match A with B

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