—What _______ the number of the students in your school?
—About two thousand. A number of them _______ from the countryside.
| A．is; are | B．is: is |
| C．are; is | D．are: are |
—I can hardly believe my eyes. Is that you, Lucy?
—Yes. It has been almost 20 years ______ we were together.
| A．since | B．before | C．after | D．until |
—It’s smoggy these days. That’s terrible!
—Yes, I hope to plant trees. ______ trees, ______air pollution.
| A．The more; the fewer | B．the less; the more |
| C．The less; the fewer | D．The more; the less |
—Do you like seeing a movie on your mobile phone?
— No. I ______do that because it makes me uncomfortable.
| A．seldom | B．often | C．usually | D．sometimes |
If you want to get more information about English learning, please visit our _______.www.yyxx.cm.
| A．company | B．store |
| C．office | D．website |