问题补充:
Look! The police the food onto the bank of the river.
A. am carrying
B. is carrying
C. are carrying
D. are carried
答案:
A. am carrying
B. is carrying
(答案→)C. are carrying
D. are carried
解析:句意:看,警察正在把食物搬到河岸上。the police ,表示复数,根据句意,可知动作正在进行,故用现在进行时态am/is /are +doing ,故选C。