She is the girl________invention got the first prize in the school competition．
| A．who |
| B．that |
| C．which |
| D．whose |
—My dress is made of cotton. What about______?
—Silk.
A. you B. your C. yours
— Could you tell me _____?
— I’m sorry. The traffic was too heavy.
A. why were you late for the meeting
B. why you were late for the meeting
C. when you were late for the meeting
The UN _____ the documents to save the environment in 2007 and they work well all over the world now.
A. drew up B. built up C. gave up
—What do you think of the Beijing Roast Duck?
— It’s delicious. Nothing is _____ .
A. good B. better C. best
— Tell the children _____ unhealthy food.
— OK, I will. I know it’s bad for their health.
A. not to eat B. to eat C. eat