_______ at in this way, the air pollution in this region doesn’t seem so serious.

admin2017-04-17  28

问题 _______ at in this way, the air pollution in this region doesn’t seem so serious.

选项 A、Having looked
B、Looked
C、Looking
D、To look

答案B

解析 分词用法。本题分句的主语是the air pollution,与动词look应该构成逻辑上的被动关系,因此应选过去分词。B符合题意;A和C都表主动,D用在句中语意不通。
转载请注明原文地址:https://jikaoti.com/ti/yunMFFFM
0

最新回复(0)