题目内容
7.With globalization sweeping the world,learning foreign languages will become increasingly necessary if a country ___________ economically.( )| A. | will compete | B. | is to compete | C. | were to compete | D. | competes |
分析 随着全球化的浪潮席卷世界,如果要想在经济上竞争,那么学习外语将变得越发必要.
解答 答案是B.本题考查"be to+动词原形";"be to+动词原形"常常出现在if引导的条件状语从句中表示"如果想要",且从句中主语是单数,说明的是一般情况,故答案是B.
点评 首先判断选项中的动词在句中是以谓语还是非谓语形式出现,然后根据选项在句中的功能结合非谓语的基本用法做出合理的判断.要关注常见非谓语动词的搭配.
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