问题描述：
中考选择 英语
Why all of you look very nervous?
It's all because of the exam .No one is sure _____
A.that he or she can pass it
B.how to prepare for it.
选A或B?
Why all of you look very nervous?
It's all because of the exam .No one is sure _____
A.that he or she can pass it
B.how to prepare for it.
选A或B?
问题解答：
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