题干
Joan is not here. She _____ in the next room.
A：does some washing
B：is doing some washing
C：will do some washing
D：has done some washing
答案(点此获取答案解析）
B
Joan is not here. She _____ in the next room.
A：does some washing
B：is doing some washing
C：will do some washing
D：has done some washing
