Inrecentyears,manyroadshavebeenbroadenedinDalian,

问题详情：

In recent years, many roads have been broadened in Dalian, ______ it much

faster for people to travel.

A．making       B．made        C．to make      D．having made

【回答】

A

知识点：非谓语动词

题型：选择题