A clean enviroment can help the city bid for the Olympics,which_____ will promote its economic development.A.in turn B.in return C.in fact D.in nature为什么D自然地，C事实上，不行？

A clean enviroment can help the city bid for the Olympics,which_____ will promote its economic development.A.in turn B.in return C.in fact D.in nature为什么D自然地，C事实上，不行？ Everyone likes to live in a clean and comfortable environment.If the enviroment is 6 ,it will mak( )6.A.bad B.good C.nice( )7.A.sleep B.drink C.work( )8.A.school B.home C.hotels( )9.A.feel B.find C.get( )10.A.together B.slowly C.quietlyEveryone likes enviroment是不是可数名词a happy enviroment的说法对吗 We must help ______(keep) our enviroment clean. enviroment,together,works,make,our,to,clean,everyone.连词成句 You should make your clothes ___.A.be clean B.to be clean C.clean Dcleaned The students often make the classroom ( ) A.to clean B.clean C.to be clean D.be clean 选哪个? It' necessary ____the classroom evevy day.[ ] A.to clean B.clean C.of clean D.for clean You should keep your clothers __________,Tom! A. be clean B. to be clean选项是A. be clean B. to be clean C.clean D. cleaning Clean a a clean we usually_______have a get together the day.a.do some cleaning b.do clean c.clean d.do some clean You should make your clothes ___ A.be clean B.to be clean C .clean D.cleaned it is ____ turn ____ the room.A his ,to clean B he ,clean C his ,clean D he ,cleaning The city here is__.A.no less clean B.no clean C.no cleaner D.not less clean Tim ____his bedroom It is very clean.(A.clean B.is cleaning C.has cleaned D.will clean. Tony could help _______ the city parks.A.clean B.clean up C.clean out D.cleans up 说明原因 Everyone must ( ) the classroom ( ). A.keep; to cEveryone must ( ) the classroom ( ).A.keep; to clean B.keeps; to clean C.keeps; clean D.keep; clean