题目：
用括号里的词的适当形式填空。
1. I have lost the address. What______ I _______(do) ?
2. Could you please______ (not laugh) at others?
3. After an hour, they _______ ( finish)their homework and ______(go) shopping.
4. The parents are always________ (complain)about their children's rudeness(无礼、粗鲁).
5. They don't know why you talked to them so _______(angry) .
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C
