一课一题一语法：新概念英语第2册第71课(4)

She had to go shopping yesterday.
I should / ought to do some work tonight, but I think I shall go to the cinema instead.
I"m sorry I"m late. I should / ought to have taken a taxi.

（五）第66课
本课学习的是动词have作为使役动词的用法，即“have ... do / doing /done”，如：
He will have Jack do the job tomorrow.
She is going to have her son doing his homework this afternoon.
I had my car washed yesterday.
（六）第67课
本课主要是对比can、be able to和manage to的用法。如：
I couldn"t understand him.
I was able to leave Europe before the war began.
He managed to pass the exam last week.

（五）第68课
本课学习的是动名词的用法，侧重学习的是动名词的逻辑主语的用法，以及一些固定用法。如：