---Do you know the timetable of the school bus? ---Sure, the first trip________ at 6:30 a.m. and usu

题目简介

---Do you know the timetable of the school bus?
---Sure, the first trip________ at 6:30 a.m. and usually continues until 4 p.m. on weekdays.

A．will start

B．starts

C．is starting

D．started

题型：单选题难度：中档来源：不详

考查时态题。陈述时间表应用一般现在时，故答案为B。