◎ 题干
用括号中所给词的适当形式填空。
1. It is our duty              (keep) our classroom clean.
2. Don't worry. There               (be) plenty of time.
3. The students'               (pronounce) isn't good, but it's improving.
4. John is worried about the coming               (final) exam.
5. There must be something              (visit) my home.
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“用括号中所给词的适当形式填空。 1. It is our duty (keep) our classroom clean. 2. Don't worry. There (be) plenty of time.3. The students'(pronounce) isn't…”主要考查了你对  【名词】【形容词】【系动词】【不定式】【分词】  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。