Question

Mr. Green drove slowly on the way home until he reached the high way, ______ the speed limit was 60 miles per hour.?

A. because B. which C. where D. that

 

Answer 1

C

【解析】句意：Mr. Green在回家路上一直开的很慢，直到上了高速公路，这里限制速度是每小时60英里。where引导非限制性定语从句,先行词为the high way。