— do you go to school in the morning?—At 7: 30.A. What B. What timeC. HowD. Where

问题补充：

— do you go to school in the morning?

—At 7: 30.

A. What

B. What time

C. How

D. Where

答案：

A. What

(答案→)B. What time

C. How

D. Where

解析：句意：上午你几点上学？七点半。根据应答，可知是询问时间。疑问词what time是“几点了, 什么时候”之意, 常用于对时间提问。故选B。