when we do exercise,we must be---- .

问题描述:

when we do exercise,we must be____ .
A as we can as careful.
B as we can as carefully
C as careful as we can
D as carefully as we can
原因 谢
1个回答 分类:英语 2014-11-02

问题解答:

我来补答
e as adj as sb can,因为careful和 be 对应啊!
 
 
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