The floor is so clean.Who___it?A.made B.took C.folded D.swept

There is a l_____ near my house.The water of it is very clea there is too many water on the floor,so very be careful 要怎么改? the floor is so clean,i wonder who_____(sweep）it The floor is so clean.Who___it?A.made B.took C.folded D.swept The floor is so wet.Please mind your s_______ 填啥? 介词填空：It is tired_______Lisa to carry so heavy a suitcase to the third floor. 1---it is so clean --- we s_____ the floor just half an hour ago. the floor is wet,so walk slowly and no falll down找错并改正 our classroom is ( )the second floor.A.forour classroom is ( )the second floor.A.for B.but C.so D.or 求分析 They have to clea the classroom(对clea the classroom提问） The floor above the ground floor is the first floor.为什么不用on 用above the music room is( )the second floor she is sweeping the floor 对is swerpingshe is sweeping the floor 对is swerping the floor提问 The music room is on (one)floor. It is＿the third floor. My classroom is on the third floor My classroom is on the ground floor. Lily is sweeping the floor(改为现在完成时)