We know the boy _______ father works in the police station.
| A．whose | B．that | C．who | D．which |
This is the topic _______ we are talking about now.
| A．that | B．who | C．where | D．when |
Mrs. White doesn’t know her friend _______ to Beijing. If she _______ here, she will meet him at the station.
| A．will come; comes | B．will come; will come |
| C．comes; will come | D．comes; comes |
Chinese is one of ______ subjects in our school.
| A．more important | B．the most important |
| C．important | D．importantest |
I was watching TV ______ my mother was writing an e-mail to her friend.
| A．as soon as | B．after | C．until | D．while |