Man: If you aren't doing anything particular, shall we see the new play at the Grand Theater tonightWoman: Sounds great. But I've got to go over my notes for tomorrow's mid-term.Question: What does the woman imply

A．She is particularly interested in plays.

B．She has to study for the exam.

C．She is eager to watch the new play.

D．She can lend her notes to the man.

下列各项中不属于债的构成要素的是( )

A．债的履行
B．债的主体
C．债的内容
D．债的客体