单项选择题

A．Book publishers.
B．Librarians.
C．New university students.
D．Faculty members.
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单项选择题
Why does the author say that nothing was wasted before the invention of fridges
A．People would not buy more food than was necessary.
B．Food was delivered to people two or three times a week.
C．Food was sold fresh and did not get rotten easily.
D．People had effective ways to preserve their food.
单项选择题
Newspaper articles and TV news report about synaesthesia are appearing with monotonous regularity nowadays.
A．Y
B．N
C．NG
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