题目内容
3. It takes me about 1 hour to go to Beijing by air. (对画线部分提问)
_ does it take you to go to Beijing by air?
3. How long
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题目内容
3. It takes me about 1 hour to go to Beijing by air. (对画线部分提问)
_ does it take you to go to Beijing by air?
3. How long