单项选择题

A．To preserve for a test.
B．To tell her if the notes are accurate.
C．To help him explain the information to his roommate.
D．To help him write a paper.

A.To
B.
B．To
C.
C．To
D.
D．To
E.
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单项选择题
听力原文：W; Have you saved enough to buy that new printer for your computer yet?M: You know, money seems to be bunting a hole in my pocket recently. Let's just wait and see, Maybe next month.Q: What does the man mean?(13)A．He's not sure how much a printer costs.B．He'll buy a computer later this week.C．He lost money he was saving.D．He doesn't have enough money to buy a printer now.
A.
Q:
B.He's
C.
B．He'll
D.
C．He
E.
D．He
F.
单项选择题
A．It will increase the amount of unpleasant odors from vehicles.B．It will eventually destroy the ozone layer.C．It will reduce the amount of pollutants in the air.D．It will reduce the cost of running large vehicles.
A.It
B.
B．It
C.
C．It
D.
D．It
E.
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