就划线部分提问：
1. Mike is doing his homework . _____ _____ _____ _____ ? 2. Tim is playing . _____ _____ _____ _____ ?
3. We are eating ice creams . _____ _____ _____ _____ ?
4. She is taking off her dress . _____ _____ _____ _____ ?
5. He is reading a magazine . _____ _____ _____ _____ ?
6. My father is cleaning his bike . _____ _____ _____ _____ _____ ? 7. Lily and Nancy are sharpening the pencils . _____ _____ _____ _____ _____ _____?
8. Her brother is running after a dog . _____ _____ _____ _____ _____ ?
就划线部分提问：
1. Mike is doing his homework . _____ _____ _____ _____ ?
2. Tim is playing . _____ _____ _____ _____ ?
3. We are eating ice creams . _____ _____ _____ _____ ? 4. She is taking off her dress . _____ _____ _____ _____ ?
5. He is reading a magazine . _____ _____ _____ _____ ?
6. My father is cleaning his bike . _____ _____ _____ _____ _____ ?
7. Lily and Nancy are sharpening the pencils .
_____ _____ _____ _____ _____ _____?
8. Her brother is running after a dog . _____ _____ _____ _____ _____ ?
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