◎ 题干
用所给动词的适当形式填空。
1. — I _____ (buy)a beautiful pen.
    — When _____ you ____  (buy) it?
2. He _____ (not post) the letter for me. It is still on his desk.
3. While the Reads _____ (have) supper,the bell rang.
4. He _____ (fall) off the bike last week, so he _____ (feel) terrible.
5. He _____ (ride) his bike this time yesterday.
6. He _____ (look for) his lost brother these years.
7. — What have you done with the apples?
    — We have just _____ (eat) them.
8. Our teacher said that air _____ (keep) moving all the time.
9. — Who _____ (knock) at the door?
    — It's me.
10. Look! The snow _____ (stop). Let's go and make a snowman.
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“用所给动词的适当形式填空。1. — I _____ (buy)a beautiful pen. — When _____ you____ (buy) it?2. He_____(not post) the letter for me. It is still on his desk.…”主要考查了你对  【分词】【一般现在时】【一般过去时】【现在进行时】【过去进行时】【现在完成时】【现在完成进行时】【主谓一致】  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。