A liquid is similar to a gas because has molecules are not fixed to each other in any specific way.

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问题 A liquid is similar to a gas because has molecules are not fixed to each other in any specific way.

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答案has—its

解析 译文:液体与气体类似。因为无论在任何特定方式下它们的分子都不是彼此固定的。
分析:考查代词。在because从句中,主语molecules前应当是形容词性的词,不能用动词has,形容词性物主代词its用于此符合句意。
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