16. After he left college, he was employed in an international company and _______ there ever since.
| A．worked | B．has worked | C．had worked | D．was working |
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 |
In English-speaking countries, sometimes people express their meanings in a way __________ is different from each other.
| A．in which |
| B．for which |
| C．what |
| D．that |
—Marv may not like the idea, you know.
— __________ ？ I don't care what she minds.
| A．How come |
| B．What if |
| C．So how |
| D．So what |