What polluted the air and the water in this area?为什么不用加助动词?what did you say?这里为什么要加？What did pollute the air and the water in this area?为什么不这样？

what is the city like after polluted? Can you imagine what you can see in the polluted river?怎么回答 Wastewater from factories polluted the river为什么用polluted What do you think ___ we should do with the polluted water.A.that B./ C.how D.which They said they would do what they could do （）（keep）the river from being polluted 动词填空 The goverment must take measures to prevent the river____.A polluted B polluting C from polluted D being polluted. ___be done to stop the river from being polluted .A.what do you suggest.B.what do you suggest that should 提问：为什么选A不选B What polluted the air and the water in this area?为什么不用加助动词?what did you say?这里为什么要加？What did pollute the air and the water in this area?为什么不这样？ what do you think of the solution of the pollution in china ai prensent 是have the air polluted 还是 have the air pollution? 改病句the water in the river polluted last year the polluting river 和 the polluted river哪个正确?为什么? AI~No+matter+what.You+are+the+"MVP"什么意思 the lake is so seriously polluted that =the lake is polluted so seriously that吗倒装时so seriously polluted is the lake that=so seriously is the lake polluted that吗 连词成句,swamp,have,some of,become,the,polluted Why does the lake smell terrible?Because large quantities of water( )a have polluted b is beingpolluted c has been polluted d have been polluted 选什么? the water is polluted so seriously that we can't drink itthe water is polluted _____seriously for us ___drink What is wrong ------this picture?The environment------polluted.A.in.is B on,is C.with ,are D.at is请问第一个是否选with ,environment 什么情况下可数?什么情况又不可数?