单项选择题

Questions 19 to 22 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。

A.Because he is interested in the subject.
B.Because he has already written a paper on it.
C.Because he doesn’t know anything about it.
D.Because it is very abstract.
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单项选择题
A.Because the woman doesn’t want to lend him the notes.B.Because the woman didn’t write down all of it:C.Because the woman never takes notes.D.Because the woman remembers all the topics well enough.
A.Because the woman doesn’t want to lend him the notes.
B.Because the woman didn’t write down all of it:
C.Because the woman never takes notes.
D.Because the woman remembers all the topics well enough.
单项选择题
A.She doesn’t like the professor very much.B.She doubts class will be canceled.C.She doesn’t want to attend the conference.D.She wonders whether the professor is an accountant.
A.She doesn’t like the professor very much.
B.She doubts class will be canceled.
C.She doesn’t want to attend the conference.
D.She wonders whether the professor is an accountant.
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