改病句the water in the river polluted last year
the poison in the waste polluted the river and the water _(p
The water in the river is polluted .Tom()catch any fish in i
Large amounts of water has been polluted in the area怎么改
There are some water in the river修改病句
What polluted the air and the water in this area?
从句变分词:the water was from the river which had been polluted b
in last year,last year和in the last year
英语翻译people are pouring polluted water into the river,which w
Wastewater from factories polluted the river为什么用polluted
Is the water in the river shallow?
The water in the river is (harm)
We built a new bridge over the river last year 如何改被动句?