When Wenchuan county was _________ from
题型：选择题
问题：
When Wenchuan county was _________ from the outside world, the government sent food there by helicopter.
A．cut down
B．cut up
C．cut off
D．cut in
When Wenchuan county was _________ from the outside world, the government sent food there by helicopter.
A．cut down
B．cut up
C．cut off
D．cut in