Although many people view conflict as bad, conflict is sometimes useful _______ it forces people to test the relative merits of their attitudes and behaviors.
| A．by which | B．to which | C．in that | D．so that |
There were many students and teachers at the party yesterday. I looked for two seats to sit down with my friend, Tim, but there were ____.
| A．neither | B．nothing | C．none | D．no |
The teacher came to the classroom and demanded ____ what had happened.
| A．his students to tell him | B．being told |
| C．telling him | D．to be told |
Doing your homework is a sure way to improve yor test scores, and this is especially true ____ it comes to classroom tests.
| A．before | B．since | C．when | D．after |
I haven' t seen Mary these past few days. I m afraid she ____ herself for some time.
| A．isn't feeling | B．hasn' t been feeling |
| C．hadn't been feeling | D．wasn't feeling |
Not far from the club, there was a girden, ____ owner seated in it playing bridge with his children every afternoon.
| A．whose | B．its | C．which | D．that |