问题

As we all know, the director as well as the workers ______ responsible for the protection of the old buildings.

A:were
B:are
C:is
D:was;

正确答案是：

同类题型

If our government loses ________ of food safety , our health will be in_________.

Jill goes to school ________ her bike everyday.

members of a team perform better,the trainer first of all has to know their ______________ and weaknesses.

1—I’m sorry to keep you waiting for me so long.—_______

_____ to blame him for neglect of duty? The president of the company is his uncle.