单项选择题


Passage Two
Questions 29 to 32 are bused on the passage you have just heard.

A．Cancers caused by infections are more common.
B．They can hardly be prevented.
C．There will a seventeen percent increase rate in cancers.
D．They result from smoking.
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单项选择题
A．Leave a message.B．Wait and talk to Mr. Wolf.C．Contact the Mr. Wolf later.D．Come in and visit Mr. Wolf.
A．Leave a message.
B．Wait and talk to Mr. Wolf.
C．Contact the Mr. Wolf later.
D．Come in and visit Mr. Wolf.
单项选择题
A．It was established in 1992.B．It is a great way to start helping the wildlife.C．It has 30,000 members.D．It teaches kids to be environmentally friendly.
A．It was established in 1992.
B．It is a great way to start helping the wildlife.
C．It has 30,000 members.
D．It teaches kids to be environmentally friendly.
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