题目内容
20.It's very important _______ us ______ every day.( )| A. | for;exercise | B. | to;to exercise | C. | for;to exercise | D. | to;exercise |
分析 每天锻炼对我们来说很重要.
解答 答案:C.考查介词.句意"每天锻炼对我们来说很重要.".it is+形容词+for sb to do sth对某人来说做某事是…第一个空用for,第二个空用不定式to exercise.答案是C.
点评 考查介词用法,这个知识点很广泛,有一些口诀,还有一些固定用法,需要日常积累,结合语境选择正确介词完成习题.
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