题目内容
19.What caused the accident remainsunknown,so we need to do more research on it.(未知的)分析 造成事故的原因尚不清楚,所以我们需要做更多的调查.
解答 答案:unknown 根据题干What caused the accident remains___,so we need to do more research on it.(未知的) 可知句意为:造成事故的原因尚不清楚,所以我们需要做更多的调查.remain(连系动词)+形容词,作表语.表示某种状态或情况.unknown,未知的,形容词.故填:unknown.
点评 主要考查学生"识词、记词和用词"的能力.这类试题体现了"词不离句"的特点,要求学生注意单词在句子中的确切含义与正确形式,而不是孤立地死记硬背单词.本题主要考查unknown,未知的,形容词.
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