7.Look! the girls ________________(dance )in the classroom .
8.What is our granddaughter doing? She _________(listen ) to music.
9. It’s 5 o’clock now. We _____________(have)supper now
10.______Helen____________(wash )clothes? Yes ,she is .
三、句型转换:
1. They are doing housework .(分别改成一般疑问句和否定句)
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2.The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)
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3.I’m playing the football in the playground .(对划线部分进行提问)
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4.Tom is reading books in his study . (对划线部分进行提问)
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