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30. We are designing an experiment to find out whether glass              when it is cold. (break)

我们正在设计一个实验以发现玻璃是否会在受冷时更容易破裂。

30. breaks more easily考查一般现在时表示客观事实或真理的用法。本句中,玻璃受冷时易破裂是玻璃的一个特性,属于科学道理,因此用一般现在时。

题目来源:高考丢分题英语 > 专题训练 2:时态和语态

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