We sell trousers for only $20.(改为一般疑问句)
We sell trousers for only $20.(改为一般疑问句)
-----you -----trousers for only $20?
I buy a pen from Mr.Wang .(改为同义句)
Mr.Wang ------- a pen ------ me .
How much are the shoes?(改为同义句)
------- ------- ------- ------- the shoes?
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