单项选择题

What measure was taken against floods in London in the 1980s

A．A flood wall was built.
B．Rescue teams were formed.
C．An alarm system was set up.
D．50 underground stations were made waterproof.
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单项选择题
The author believes that today’’s universities____________.
A．must give their students a better grasp of science and foreign culture
B．should seek to meet the challenge of greater global integration
C．need to adapt to the challenge of more advanced science
D．are fully qualified to serve our society
填空题
Some people send cards to themselves on February 14 to______.
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