题目内容

按要求改写句子。
1. I'm packing my suitcase. (对划线部分提问)
    ____________ ____________ you ____________?
2. I have one pair of pants. (对划线部分提问)
    ____________ ____________ ____________ of pants do you have?
3. I need a teddy bear. (变为否定句)
    I ____________ ____________ a teddy bear.

1. What are; doing
2. How many pairs
3. don't need

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