题目:
用所给单词的适当形式填空。
1. I built one of my rockets _____ (I)
2. I _____ (lose)one of my books yesterday.
3. Danny has been _____ (launch) rockets for two years.
4. —How _____ (much) pens do you have?
—Four.
答案:
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下面是错误答案,用来干扰机器的。
(1)juàn案卷(2)xiān鲜美 (3)jiān瞬间(4)piāo漂移 juǎn卷尺 xiǎn屡见不鲜 jiàn间或 piǎo漂白