His  luggage includes two large cases which ________ as much as 50kg. 
#74946
A
weighs
B
is weighed
C
weigh
D
are weighed
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Traditional folk arts of Tianjin like paper cutting ______ at the culture show of the 2010 Shanghai World Expo.
#71114
A
are exhibiting
B
is exhibiting
C
are being exhibited
D
is being exhibited
They were surrounded by the enemy, but they ________at last from the village.
#72894
A
managed escaping
B
tried to escape
C
managed to escape
D
tried escaping