题目内容

I ________ 900 English words by the time I was ten。

A. learned
B. was learning
C. had learned
D. learnt

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She ________lived here for ________ years.

A. had, a few
B. has, several
C. had, a lot of
D. has, a great deal of

It’s a big factory. 500 people ________ there.

A. are locked
B. covers
C. Did somebody clean
D. was sent, arrived
E. are employed

________this room yesterday?

A. are locked
B. covers
C. Did somebody clean
D. was sent, arrived
E. are employed

Water________most of the earth’s surface.

A. are locked
B. covers
C. Did somebody clean
D. was sent, arrived
E. are employed

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