A.us | B.my | C.I |
A.classroom | B.schoolbag | C.box |
A.window | B.blackboard | C.floor |
A.Turn on the light. | B.Open the door. |
A.Clean the blackboard. | B.Put up the picture. |
A.Let us clean the classroom. |
B.This is a new classroom. |
C.Let me clean the classroom. |
A.door | B.computer | C.window |