题干

In 1800s, a group of adventurers(探险家) ______ on their exploring trip. Five days later, they came to what is now known as Quebec.

A:set u

B:set dow

C:set about

D:set out

上一题 下一题 0.0难度 选择题 更新时间:2019-08-30 02:08:55

答案(点此获取答案解析)

D