单项选择题


What do we learn from the conversation

A．The man enjoys traveling by car.
B．The man lives far from the subway.
C．The man is good at driving.
D．The man used to own a car.
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单项选择题
Why was the hydraulic fuel pump seal important for the space shuttle
A．Because previous seals all failed.
B．Because it was very complex in running the space program.
C．Because great care has to be taken of the hydraulic fuel pump sealing.
D．Because any crack in the seals would cause disastrous results for the astronauts.
问答题
Suppose that you ordered a refrigerator but later found a problem. Write a letter of complaint to describe the matter and require settlement. You should write approximately 100 words.Do not sign your own name at the end of your letter. Use Li Ming instead.
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