All the firemen in the city were ______to fight against the big fire.A．called inB．called offC．called upD．called on
题目
All the firemen in the city were ______to fight against the big fire.
A．called in
B．called off
C．called up
D．called on
All the firemen in the city were ______to fight against the big fire.
A．called in
B．called off
C．called up
D．called on