进行时有被动语态：
现在进行时
We are cleaning the classroom now. 我们现在正在打扫教室。
The classroom is being cleaned now. 教室现在正在被打扫。
A hospital is being built in the centre of the town. 镇中心正在兴建一家医院。
Are the babies being taken care of by this nurse 这些婴儿正由这个护士照看吗？
How is the new teaching method being tried there 那里是怎样试行这种新教学方法的？
6. 过去进行时
We were cleaning the classroom this time yesterday. 昨天这个时候我们在打扫教室。
The classroom was being cleaned this time yesterday. 昨天这个时候教室正在被打扫
The teaching plan was being discussed at that time. 那时正在讨论教学计划。
Was the TV set being fixed this time yesterday 昨天这个时候电视机正在被修理吗？
The house was being painted when we arrived at his home. 我们到他家时，他家房子正在粉刷。