May 12, 2008 , a terrible earthquake happened in Wenchuan . Lots of buildings __________ , and many students lost their lives .                           
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A
fell down
B
got down
C
sat down
D
put down
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My grandma ______ her coat at home yesterday.
#37353
A
forget
B
stayed
C
left
D
leaves
In recent years, the economy of our country _________ rapidly.
#39782
A
is increased
B
has increased
C
increased
D
has been increased