Question

–What did you find in the zoo?
–The animals _______ in tiny cages and they could hardly move at all.

A．keep

B．kept

C．were kept

D．were keeping

Answer 1

C

本句的含义为动物们被关在极小的笼子里，表示被动的意思，使用被动结构be+过去分词，故本题选C。