A flood wall was built．,Rescue teams were formed．,An al-找考题网

单项选择题

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

A．People’’s health.B．People’’s lives and futures.C．The end of the world.D．The Great Depression of 1929.

A．People’’s health.
B．People’’s lives and futures.
C．The end of the world.
D．The Great Depression of 1929.

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