单项选择题

Passage One Questions 26 to 28 are bused on the passage you have just heard.

A．That drugs should not be used without doctors advice.
B．That drugs and substances are different.
C．That substances should be used in a scientific way.
D．That the misuse of substances is harmful.
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单项选择题
A．Most people don’t think it is a serious problem.B．Most of our pollution is caused by things people need.C．The government has not spent enough money to stop it.D．The seriousness of pollution has not been realized by the government.
A．Most people don’t think it is a serious problem.
B．Most of our pollution is caused by things people need.
C．The government has not spent enough money to stop it.
D．The seriousness of pollution has not been realized by the government.
单项选择题
A．Because she didn’t know how to use the new oven.B．Because there was something wrong with her oven.C．Because she wanted to have her refrigerator fixed.D．Because there is something wrong with the food.
A．Because she didn’t know how to use the new oven.
B．Because there was something wrong with her oven.
C．Because she wanted to have her refrigerator fixed.
D．Because there is something wrong with the food.
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