单项选择题

Questions 22 to 25 are based on the conversation you have just heard.

A．How to measure metals.
B．A standard unit for measuring weight.
C．The price of precious metals.
D．How to use the metric system.
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单项选择题
A．The style of woman’s sweater can be seen everywhere.B．The man saw Jill wearing the sweater.C．She has never worn the sweater before.D．She seldom borrows Jill’s clothes.
A．The style of woman’s sweater can be seen everywhere.
B．The man saw Jill wearing the sweater.
C．She has never worn the sweater before.
D．She seldom borrows Jill’s clothes.
单项选择题
A．People may use portable laptop computers to listen to music.B．People may set them at high volume when they listen to music.C．People may listen to music while walking on the street.D．People may use large earphone when they listen to music.
A．People may use portable laptop computers to listen to music.
B．People may set them at high volume when they listen to music.
C．People may listen to music while walking on the street.
D．People may use large earphone when they listen to music.
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