用“in” “on” “under”造六个句子（要求要有一个介词,要有单数,负数句和一般疑问句）.
3个回答

in

Are you in the room?

I sit in the room.

We are staying in the school.

on

I am on my way.

Is there any students on the right side?

We are listening to the programmes on the radio.

under

The cat is sleeping under the tree.

Does she often play piano under the sky full of stars?

The suspects were under arrest.

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