◎ 题干
根据句意和汉语注释,在相应的横线上,写出单词的正确形式。
小题1:It is not polite to laugh at others’ ________ (缺点), boys and girls.
小题2:It is ________ (确信的) that the government will take action to prevent the environment getting worse.
小题3:Last spring, the viruses ________ (扩散) all of the town in a very short time.
小题4:The scientists are devoting themselves to ________ (开发) plants that can grow on Mars.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“根据句意和汉语注释,在相应的横线上,写出单词的正确形式。小题1:It is not polite to laugh at others’ ________ (缺点), boys and girls.小题2:It is ________ (确信的…”主要考查了你对  【单词、词组】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。