【题目】按要求改写句子。
1. balloon, at, my, look (.) (连词成句)
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2. This is a teddy. (变为一般疑问句)
3.Is it red? (作肯定回答)
【答案】1. Look at my balloon. 2. Is this a teddy? 3. Yes, it is.
【解析】
略
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