题目内容

Φ(N)是欧拉函数,若N>2,则Φ(N)必定是偶数。()

A. 对
B. 错

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The little girl was glad to see that the basket was filled ( ) apples.

A. off
B. in
C. on
D. with

She has won many awards, and has even written a book about her experiences in ( ) English.

A. learning
B. learn
C. learned
D. learnt

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A. pull back
B. let go
C. went on
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A. in
B. like
C. to
D. by

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