河南成教 / 专升本英语1
正确率：100%
14[单选题]
The boy （）now for the 1ight in his room is still on.
A.must study
B.must be studying
C.must have studied
D.would study
The boy （）now for the 1ight in his room is still on.
参考答案：
佳题速递：