Question

When I was at school, I _____ up very late, reading storybooks. A．used to stay B．was ...

When I was at school, I _____ up very late, reading storybooks. A．used to stay B．was used to stay C．used to staying D．is used to staying

Answer 1

A

试题分析：句意：当我上学的时候，常常熬夜很晚看故事书。Used to do过去常常，be used to do被用来（不符合句意），be used to doing习惯做，应该是was used to doing，所以选A。