题目内容
2. John is going to be a doctor when he grows up. (对画线部分提问)
________ is John going to _________ when he _______ up?
2. What; be; grows
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题目内容
2. John is going to be a doctor when he grows up. (对画线部分提问)
________ is John going to _________ when he _______ up?
2. What; be; grows