The government ________ the army to help put out the forest fire.
A．called on B．called up
C．called in D．called out
The government ________ the army to help put out the forest fire.
A．called on B．called up
C．called in D．called out
C 句意：政府调集军队帮助扑灭森林大火。call in sb.“召集、请来某人”。