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【判断题】
Hina, the interviewer of the podcast, is studying Mandarin Chinese at the moment.A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】质量为m的小球系于细绳的一端,绳的另一端敷在一根竖直放置的细棒上,如图所示。小球被约束在水平面内绕细棒旋转,某时刻角速度为ω 1 ,细绳的长度为r 1 。当旋转若干圈后,由于细绳缠绕在细棒上,绳长变为r 2 ,则这时小球绕细棒旋转的角速度ω 2 与原来ω 1 的关系为( )
A.
;
B.
;
C.
;
D.
。
【简答题】请简述单反相机的取景特点和原理。
【简答题】Li:Hello! (1)_________________ , Professor Waters. Waters: Good afternoon. Mr. Li. Long time no see. Li: Yeah , it’s been quite a long time .How are you? Waters: (2)_________,thanks. (3)_____________?...
【单选题】听力原文：S: I'm sorry. I just don't agree with you at all. P: Look. Take the example of an international student applying for university admission. If the student has a 500 on the TOEFL or an 80 on the Mi...
A.
Admission standards at the University of Michigan.
B.
The use of standardized tests for college admissions.
C.
The TOEFL (Test of English as a Foreign Language).
D.
Evaluation without standardized tests.
【单选题】“ Look, Officer. I ’ m not drunk. I ’ m as as a judge. ” The drunkard pleaded for himself.
A.
calm
B.
steady
C.
sober
D.
somber
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