题目内容
7．My mom often tells me is good for my health to go to bed early and get up early．（ ）| A． | this | B． | that | C． | it |
分析 我妈妈经常告诉我早睡早起对我的健康有好处．
解答 答案：C．
根据My mom often tells me 可知这里me后面的部分是一个宾语从句，it是从句的形式主语，指代to go to bed early and get up early； it's good for sb to do sth．是固定短语，表示做什么事对某某有好处．故选C．
点评 考查it 作形式主语的特殊句式，考生要学会划分句子结构和积累特殊句式．
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