题目内容

I ______ 900 English words by the time I was ten.

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

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She said she __________ the principle already.

A. has seen
B. saw
C. will see
D. had seen

He ___ in the factory for three years before he joined the Army.

A. has worked
B. works
C. had worked
D. will work

His uncle has already posted the photos to him. (改为否定句)His uncle ______ not posted the photos to him ______.

I began to teach in New Oriental School in 2008. It is 2018 now. So far I ______(teach) here for 10 years. By 2017, I ______(teach) for 9 years.

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