My friend works ___ a hospital ___ a doctor.
| A．at, in | B．from , as | C．in, as | D．on ,as |
The themes of the story are to do ______children growing up.
| A．at | B．with | C．for | D．in |
He runs faster than _______ in his class.
| A．someone else | B．anyone else | C．else someone | D．else anyone |
Do you like the book _______ is yellwo?
| A．whose cover | B．which cover | C．cover whose | D．cover which |
I once lived in a house _______ roof has fallen in.
| A．which | B．that | C．what | D．whose |
He has a friend _______ father is a doctor.
| A．who | B．whom | C．whose | D．which |