We smiled ________when Dr. Smith told us Granny’s operation was a great success and that she would recover soon.
| A．in relief | B．in peace | C．in turn | D．in time |
She was not the woman ________ she was before．
| A．what | B．who | C．that | D．where |
I still remember the sitting-room _______ my mother and I used to sit in the evening．
| A．what | B．which | C．that | D．when |
Is this museum ________ they visited last month?
| A．that | B．which | C．where | D．the one |
Is this the shop _________ sells children’s clothing?
| A．which | B．where | C．in which | D．what |
October 1, 1949 was the day ________ the People’s Republic of China was founded．
| A．which | B．when | C．where | D．in which |