A great number of visitors __________ attracted to my hometown, and the number of foreigners there _______ quite large.
| A．are; are | B．are; is | C．is; are | D．is; is |
Please call my secretary to arrange a meeting this afternoon, or ________ it is convenient to you.
| A．whenever | B．however |
| C．whichever | D．wherever |
She usually keeps her valuables, such as jewels and money, ________ she believes secure.
| A．even if | B．in case |
| C．where | D．that |
How can they expect to learn anything ________ they never listen?
| A．whether | B．when |
| C．but | D．unless |
—I wonder how much you charge for your services.
—The first two are free ________ the third costs $30.
| A．while | B．until |
| C．when | D．before |
—I think George doesn't really care for TV plays.
—Right, ________he still watches the program.
| A．and | B．but |
| C．or | D．so |