we must keep the classroom______- A.clean B.to clean C.cleaning D.cleaned

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• we must keep the classroom______- A.clean B.to clean C.cleaning D.cleaned
• 1.You ____ park your car in front of the school gate.A.needn't B.mustn't C.couldn't D.must2.You should wash it _____ hand in cool water.A.by B.with C.use D.in3.Keep ____.The paint is still wet.A.of B.away C.off D.from4.This sign tells the exit _____ the gate of the cinema.A.to B.of C.at D.in5.Our office must be kept _____ everyday.A.clean B.to clean C.cleaning D.cleans
• 1.i am busy now,so i can't help____the machinea.to repair b.to have repairedc.repairing d.fixing2.we agreed____here but so far she hasn't turned up yeta.having met b.meeting c.to meet d.to have meet3.go on___the other exercise after you have finished this one.a.to do b.doing c.with d.to be doing 4.mike,you must get your study room ___after lunch.a.being cleaned b.to clean c.cleaning d.cleaned都要告诉我原因的
• We must keep our country_______. A.cleaning B.clean C.to clean D.cleaned
• ( )1.Our teacher often keeps us ________ classroom every day,so we must keep our classroom选择( )1.Our teacher often keeps us ________ classroom every day,so we must keep our classroom .A.clean,clean B.cleaning,cleaning C.cleaning,clean
• We must stop（ ） the litter on the beach to keep it clean.A.putting B.to put C.picking up D.to pick up
• you must keep your classroom A.clean B.cleaning C.to clean D.cleaned忽忽.选哪1个楽
• we must keep the classroom______- A.clean B.to clean C.cleaning D.cleaned
• we must keep our city ( )every day.yes,miss gao A.clean B.to clean C.cleaned Dcleaning
• We must keep our country_______. A.cleaning B.clean C.to clean D.cleaned
• the earth is our home.we must ___the land,air,and water clean.为什么是keep而不是get
• We must ___(keep) the classroom clean.