This is the primary school ________ I studied three years ago.
| A．where | B．when | C．that | D．which |
Please pass me the cartoon book ________ has a Mickey Mouse on the cover.
| A．whom | B．whose | C．who | D．which |
I hate people _______ talk much but do little.
| A．whose | B．whom | C．which | D．who |
---Where is the scientist ________ gave us the talk yesterday?
---He has gone back to Qinghua University.
| A．whom | B．who | C．whose | D．which |
The letter _______ I received from him yesterday is very important.
| A．who | B．where | C．what | D．that |