题目内容
--It must be Tom that forgot to close the door of the classroom.
--It may be. But he is ________ the last one to leave.
[ ]
A.frequently
B.occasionally
C.usually
D.sometimes
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题目内容
--It must be Tom that forgot to close the door of the classroom.
--It may be. But he is ________ the last one to leave.
[ ]