A professor of biology gave a talk to more than 1000 students on elephants living conditions and the

题目简介

A professor of biology gave a talk to more than 1000 students on elephants living conditions and the

题目详情

A professor of biology gave a talk to more than 1000 students on elephants living conditions and the dangers _______ them. 
A.faceB.facingC.facedD.are facing
题型:单选题难度:偏易来源:不详

答案

B
考查非谓语动词。facing them作定语,修饰living conditions and the dangers,故选B。

更多内容推荐