问题描述：
用主系表结构合并句子
The final exam was coming very soon.He got more and more nervous.As a result ,he was not able to fall asleep at night.(保留中间,修改前后)
His class won the match.He was excited at the news.(保留后面,修改前面)
The final exam was coming very soon.He got more and more nervous.As a result ,he was not able to fall asleep at night.(保留中间,修改前后)
His class won the match.He was excited at the news.(保留后面,修改前面)
问题解答：
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