there are some boats on the rive.改否定句
问题描述:
there are some boats on the rive.改否定句
答
there are not any boats on the river.
答
there aren't any boats on the rive.
答
There are not some boats on the rive.类似这种句子只需要在be后面加not就可以
答
there are not any boats on the rive