单项选择题


Questions 22 - 25 are based on the following monologue.
What is the substance in cigarettes that causes cancer

A．Cigarette ashes.
B．Nicotine.
C．Tar.
D．Not mentioned here.
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单项选择题
What is the woman’ s major
A．American literature.
B．English literature.
C．Teaching method.
D．Mathematics.
单项选择题
Which of the following statements best summarizes this passage
A．When language is a barrier, people will find other forms of communication.
B．Everybody uses only one form of communication.
C．Nonlinguistic language is invaluable to foreigners.
D．Although other forms, apart from language, of communication exist, they are of little value.
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