单项选择题

Passage Two
Questions 29 to 31 are based on the passage you have just heard.

A．Because they were not easily burned and can last long.
B．Because they were very cheap materials.
C．Because they could be found here and there.
D．Because they could add artistic value to buildings.
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单项选择题
A．England’s proximity’ to the sea.B．Volcanic ash in the atmosphere.C．Flooding in the area.D．Pollution caused by the International Revolution.
A．England’s proximity’ to the sea.
B．Volcanic ash in the atmosphere.
C．Flooding in the area.
D．Pollution caused by the International Revolution.
单项选择题
A．He should try a better and convenient way.B．He should give up looking for the book.C．He should ask the librarian for help.D．He should try the shelves downstairs.
A．He should try a better and convenient way.
B．He should give up looking for the book.
C．He should ask the librarian for help.
D．He should try the shelves downstairs.
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