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Do remember to be ________. We must avoid any possible risks when doing this dangerous chemical experiment—burns, poisonous gases or cuts from broken tubes.

A.cautiousB.thoughtfulC.considerateD.curious

C

解析试题分析:形容词辨析。A谨慎的;B深思熟虑的;B考虑周到的;慎重的;D好奇的;句意:务必要记住要慎重。当我们做危险的化学实验的时候,我们必须避免任何可能的危险。根据句意说明C正确。
考点:形容词辨析
点评:形容词的考查。具体的形容词要放在语境中理解,放在上下文中去辨析理解。本题的四个选项都是分词重要的形容词,平时要加强识记。

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