The students sit in a c_____ on the floor with their teacher

The students sit in a c_____ on the floor with their teacher The students walked ____ with their teacher,A.at B.on C.alon The students _ their teacher,with their eyes _ on the paper 翻译sit on the floor sit on the floor为什么不可以说sit on floor? look!the students are c_____ their classroom The students were listening to the teacher,with their eyes__ The students listened carefully to the teacher with their ey 1 The students listened carefully to the teacher with their The students were waiting for their teacher in the classroom the students handed in their test papers to the teacher. In class the students put their books()their desk A.in b.on