Question

We used to _____every day when we were children. A．swim B．swimming C．be swimming D．going

We used to _____every day when we were children. A．swim B．swimming C．be swimming D．going swimming

Answer 1

A

试题分析：句意：当我们是孩子的时候，我们过、每天都去游泳。used to + v过去常常做某事，used to后跟动词原形，表示过去一段时间内习惯性的动作或状态，仅用于一般过去时。Be used to v-ing习惯于，to后跟动词ing形式，可用于各种时态。故选A。