People who drink and drive are danger both to themselves and to others. They are in dang

问题补充：

People who drink and drive are danger both to themselves and to others. They are in danger of losing their lives.

A. the; the

B. a; a

C. a; /

D. /; /

答案：

A. the; the

B. a; a

(答案→)C. a; /

D. /; /

解析：考查冠词的用法。danger不可数名词，意为危险,可数名词时意为危险的人或事，短语：in danger of 处于什么样的危险中，句意：喝醉酒开车的人对他自己和其他人来说是一个危险人物，他们处于失去生命的危险中。故选C。