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 |
The question came up at the meeting _____ we had not enough money to do the research.
| A．whether | B．if | C．that | D．what |
Is this hotel _____ you said we were to stay in your letter?
| A．where | B．which | C．in that | D．in which |
A modern university has been set up in ______ used to be.
| A．which | B．that | C．what | D．where |
Can you imagine that a smart man like him_____ make such a stupid mistake?
| A．might | B．should | C．would | D．need |
--- Who told you my address ? --- I don’t remember clearly. It _____ Li Mei.
---It _____ Li Mei. She doesn’t know it.
| A．can be; mustn’t be | B．may have been;must have been |
| C．may have been; can’t be | D．must have been ; can’t have been |