Question

【题目】－You should pay attention to the traffic light ______ you cross the street.

－Sorry, I will be careful next time.

A. until B. since C. after D. before

Answer 1

【答案】D

【解析】本题考查状语从句。根据句意“-你应该注意交通灯____你过马路。-抱歉，下次注意”。A.直到；B.自从；C.在……之后；D.在……之前。故选D。