—Hurry up. The bus is coming. —Oh, no, we mustn't cross the streetthe traffic lights are green.

题目简介

—Hurry up. The bus is coming. —Oh, no, we mustn't cross the streetthe traffic lights are green.

题目详情

—Hurry up. The bus is coming.
—Oh, no, we mustn't cross the street             the traffic lights are green.

[     ]

A. after
B. while
C. since
D. until
题型:单选题难度:中档来源:同步题

答案

D

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