What's the main idea of the passage？
A. Everybody uses only one form. of communication.
B. Nonlinguistic language is very useful to foreigners.
C. When a language is a barrier, people will find other forms of communication.
D. Although other forms of communication exist, oral speech is .the fastest.
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According to the passage, Janet Loops was unable to show her ticket to the conductor because ______.
A. she had no ticket at all
B. she had sent her ticket to a friend
C. she had left her ticket at home
D. she had had her wallet stolen
The phrase "resort to" in the first paragraph most probably means ______.
A. make use of
B. go to
C. visit
D. express
The consumer magazines usually deal with tile following aspects except ______.
A. gas mileage
B. repair records
C. efficiency
D. roominess
Why wasn't Sven sent to prison？
A. Because he was too young.
Because he wasn't found guilty.
C. Because he admitted his guilt to detectives.
D. Because he worked for a big company.
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