按要求完成下列各题。
1. I will talk on the phone with my teacher. (替换画线部分,写出同义句)
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2. Ben goes on a trip to Chongqing. (写出同义句)
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3. I will go shopping in the afternoon. (对画线部分提问)
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4. My aunt and uncle can come. (改为一般疑问句)
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5. He is going to play pingpong. (主语换成Mary and I)
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