题目内容
13.It is very important for us ________ English well.( )A. | learn | B. | learning | C. | to learn | D. | learned |
分析 学好英语对我们是非常重要的.
解答 答案:C 这是一个用it作形式主语的题目.it 作形式主语,真正的主语是后面的动词不定式:to learn English well.格式是:It is+形容词+for sb.to do sth.故选C
点评 it作形式主语的题目考查的比较多,it作为形式主语,主要是为了避免"头重脚轻"--主语过长的现象.它有一个相对固定的格式.
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