对划线部分提问。
1. Marry and May are going hiking with their parents tomorrow.
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2. They are going to Qinghai for the coming field trip by train.
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3. We are staying in London for two months.
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4. We are meeting at the school gate at 2:00.
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5. I'm going camping with my class next Sunday.
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1. When are Marry and May going hiking with their parents?
2. How are they are going to Qinghai for the coming field trip?
3. How long are we are staying in London?
4. What are you doing at 2:00?
5. Who are you going camping with next Sunday?