In such a fierce competition, a person has to make every effort if he_______.A．
题型：不详难度：来源：
In such a fierce competition, a person has to make every effort if he_______.| A．has succeeded | B．would succeed | C．will succeed | D．is to succeed |
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答案
| D |
解析
试题分析：考查be to do用法.be to do sth表示一定要做某事；必须坐某事；if引导条件状语从句，句子里使用一般现在时代替将来时。句意：在如此激烈的竞争中，如果一个人要成功，他不得不非常努力。故D正确。
点评：be to do sth是高中一个非常重要的结构，可以表示将来时，也可以表示一定要做某事；必定要做某事；在具体使用中要加以辨析。 |
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