We must tell our teacher something _____ this.A.about B.to C.with D.for

We must tell our teacher something _____ this.A.about B.to C.with D.for we must keep our classroom( ). we must ( ) our school nuiforms ( We must do（）our parents tell us 选哪个that if as which 请问选择哪个? we must save our earth作文 We must make our planet much ( ) beautiful . We must ___ our ciassroom clean. We must keep our classroom _________(tidily) 初一英语 we must keep our classroom_______. We must wash our hands befor m_____ 翻译we must combine our strength We must take our s___ seriously we must stop-_____(pollute) our earth We must keep our street s_______. we must ().or our plan will fail we must redouble our efforts! efforts!.是什么意思? It tell us to turn left (改为否定句) it tell us ___ ____ turn left.We must keep our school clean (改为一般疑问句)___we ____ our school clean? whether should we tell our parents our troubles or not