单项选择题


Passage Two
Questions 30 to 32 are based on the passage you have just heard.

A．They are tidal waves.
B．They can be caused by the fall of an asteroid into the water.
C．They can not be detected before they hit land.
D．They are harbor waves.
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单项选择题
A．A player of background music.B．A researcher on the function of background music.C．A composer of background music.D．A fan of background music.
A．A player of background music.
B．A researcher on the function of background music.
C．A composer of background music.
D．A fan of background music.
问答题
很多银行到学校推销信用卡 2．有人认为大学生使用信用卡是一种时尚，但有些老师和家长却为此担忧 3．我的看法Should College Students Use Credit Cards___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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