题目内容
13.It is necessary the students to learn a foreign language.( )| A. | of | B. | for | C. | at | D. | to |
分析 对学生来说学习一门外语是有必要的.
解答 答案:B.考查介词.句意"对学生来说学习一门外语是有必要的.".of属于…for为了…at在…to到…it is necessary for sb to do sth对某人来说做某事是必要的,固定搭配.it是形式主语,真正的主语是不定式.因此用for.答案是B.
点评 考查介词用法,这个知识点很广泛,有一些固定用法,需要日常积累,结合语境选择正确介词完成习题.
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