I didn't want to go to a large university.
我当时不想去大的.综合性大学读书。
There were a whole lot of people I didn't know.
有许多人我都不认识。
We didn't have much time.
我们没多少时间。
She didn't do a full day's work.
她并没干一整天的工作。
You used to see a lot of her, didn't you?
你过去常见她吧？