问题

ays there is so much violence happening in school campuses, _______to parents’ great concern about children’s safety at school .

A:to lead
B:leading
C:led
D:having led;

正确答案是：

同类题型

The city dedicated a monument ________ those killed inbattle.

下列各句中，没有语病的一句是

How far can you run without stopping— ________. I’ve never tried.

Mary, whose father passed away for smoking abuse, ____ cried, “Any assumption that smoking is beneficial is absurd”[ ]

Fortunately somebody who happened to be passing by called the fire department ______ the fire broke out