题目

It is the protection for the trees___________ really  matters, rather than how many trees are planted．        A．what                           B．that        C．不填                           D．which 答案：B 解析: 本题是对强调的用法考查。the protection for the trees是原句的主语，考生一定要仔细区分强调句 和定语从句的不同。

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