There are many flies around the trashcan.对划线部分 many flies 提问怎么改?还有We sat near the window so we could enjoy watching outside.对划线部分so we could enjoy watching outside 提问怎么改?

问题描述:

There are many flies around the trashcan.
对划线部分 many flies 提问怎么改?
还有We sat near the window so we could enjoy watching outside.对划线部分so we could enjoy watching outside 提问怎么改?

how many flies are there around the trashcan
why did we sit near the window