Question

People should _________ down trees in order to protect the environment.

A．be stopped to cutting	B．stop to cut
C．be stopped from cutting	D．stop from cutting

Answer 1

C

试题分析：句意为：为了保护环境，应该阻止人们砍伐树木。stop from doing sth是固定搭配，表示“阻止（不让）做某事。根据语境，本句的主语是动作的承受者，应用被动语态。故选C。