________ the girls in our class ________ over twenty.
| A．A number of, are | B．The number of, are |
| C．A number of, is | D．The number of, is |
In the talent show, I performed well and Ann did even________.
| A．well | B．better | C．more | D．worse |
Lily and her sister look the same. I can't tell one from_______.
| A．other | B．another | C．the other | D．others |
Sam likes trekking_______the jungle, because he thinks it's exciting.
| A．over | B．under | C．across | D．through |
_______15th International Film Festival will be held in Shanghai.
| A．The | B．An | C．A | D．\ |
—I'm doing a survey. Could you tell me ______?
—Sure. I usually go to work at 7:00 am.
| A．why you go to work |
| B．how you go to work |
| C．when you go to work |
| D．who you go to work with |