题目内容

必须做的；义务的；强制的

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I think of _as impossible.

A. it
B. this
C. why
D. what

He appears to be strong and healthy ,but,as a matter of fact.

A. 对
B. 错

People were eager to become as strong and brave as their enemies.

A. 对
B. 错

It is said that there is plenty of oil off our coast.

A. 对
B. 错