— That must have been a long trip.
— Yeah, it _____ us a whole week to get there.
| A．takes | B．had taken | C．took | D．was taking |
—When did your cousin begin to show his interest in medicine?
—It was a Saturday __________ she noticed her uncle experimenting on a frog in his lab.
| A．that |
| B．what |
| C．when |
| D．which |
Remember that there is still one point __________ we must make clear at the conference tomorrow.
【选项 】
| A．where |
| B．why |
| C．when |
| D．that |
American women usually identify their best friend as someone __________ they can talk frequently.
| A．who |
| B．about which |
| C．as |
| D．with whom |
Jenny was taken to the seaside as promised __________ she enjoyed herself very much.
| A．what |
| B．which |
| C．where |
| D．when |
The poor __________ living in the mountain __________ top is covered with green trees.
| A．is ； whose |
| B．are ； whose |
| C．is； which |
| D．are ； of which |