Never let your mind wander when driving, a car crash is probable. A. but B. so C

Never let your mind wander when driving, ______ a car crash is probable.

A. but                B. so                   C. because                     D. or

试题答案

D

解析:

句意为“开车时千万不要走神，否则可能会发生撞车事故。”；D项“否则，要不然的话”符合句意。