We must do something to protect birds.It's very important(合并一句）It is very _____ _____ us to do something to protect birds.The doctors was careful in his examination of the sick child(改为否定句）The doctor ____ _____ in his examinatio

We must do something.This is something.Therefore,we must do this.这话该如何解释 We must do something to help her被动语态 We must do something to change their _(生活). something must do,something must not do must 加to I consider it something we must never do .此句中something we must never do 是宾语补足语吗.然在帮忙分析一下这一段something we must never do... We must do something to protect our environment.We should use these bags（ ） plastic bags. at present there must be nothing we can do to prevent the juvenile crimes怎么不用something that we can do和something which we can do we must do something to improve our english改为被动语态 We must do something ________the river.A.stop polluting B.to stop polluting John has finished his homework .we must do something to protect the environment.被动语态 We must do something( )(stop) the ( )(chemistry) factory from( )(pour) the waste water( )(介词) the Over the past five years we ___(do)nothing,so we must _____（do）something that we can____(do) now. we must do something to improve our english改为被动语we must do something to improve our english改为被动语态____ _____ ____ ______ to improve our english We must do something before it'll be too late.改错,这句话哪里错了,找出语病! _ must try his best to do something good for the people.A.Every B.Each C.We D.Our We students must do something to make our school______.A beauty B cleaning c quietly D beautiful Now there are fewer pandas_________.We must do something right awayA.left B.leaving C.lived D.live we must do more英译汉