They ( )the floor.

They ( )the floor. They cieaned the floor.改为被动语态 they live on the third floor they()[not,sweep] the floor now they wiped the windows after that _________(mop)the floor. They live on the second floor,and we live on the first floor they are on the ground floor译成汉语 I live on the first floor and they are second _____ they were sweeping the floor ,John came back They are (sweeping the floor now).对画线部分提问 Where are the desks?-They __to the second floor by two boys. they are_____ _______(那儿）,_____(在）the floor _____（在）the sitt