Question

【题目】In order to protect the environment，we should stop ________ in cars.

A. to ride B. to riding

C. riding D. ride

Answer 1

【答案】C

【解析】

句意：为了保护环境，我们应该停止乘车。stop doing sth停止做原来的事，stop to do sth停下来去做另一件事。根据In order to protect the environment，可知为了保护环境，应停止乘车，故用stop riding，故选C。