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【单选题】
听力原文：What did the doctor say? (A) It's on the second floor. (B) I think so too. (C) He needs to run some tests. (13)A.
B.
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【单选题】A music enthusiast e-mailed a friend to recommend one of his favorite videos with the subject saying, "You must see this video!" The e-mail included a link to a YouTube performance by a relatively unk...
A.
Must buy
B.
Reminder
C.
Pass-along
D.
Pioneering
E.
White papers
【单选题】YouTube can hardly generate profit because______.
A.
its content can be illegal
B.
it is only part of Google
C.
it is not well-known enough
D.
it sets too many limits to users
【判断题】Twitter, YouTube, and Weibo encourage users to post their content on the sites for free, build personal profile pages, and build a community. This is a social network marketing strategy.
A.
正确
B.
错误
【单选题】“I posted a video on YouTube about how boring and useless YouTube is.” Which figure of speech is employed here? ( )
A.
Ridicule
B.
Sarcasm
C.
Irony
D.
Litotes
【简答题】函数 在其定义域内单调___________
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