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单项选择题

The weather is a constant subject of conversation in Britain.

A. question
B. problem
C. title
D. topic
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热门试题

单项选择题Relief workers were shocked by what they saw.

A. moved
B. touched
C. surprised
D. worried

单项选择题I have been trying to quit smoking.

A. give up
B. pick up
C. build up
D. take up