—I have learning math and I'm so worried. Could you help me?
—Sure. I'd be glad to.
A. problems B. interest
C. troubles D. fun
— is the population of your factory?
—It has a population because it's a new factory.
A. How many; big B. What; small
C. How big; small D. What; big
If there is pollution, the air in our city will be dirtier.
A.less;more B.more;much
C.less;less D.more;more
Lucy is than Lily.
A. funny and outing
B. more funnier and outing
C. funnier and more outing
Lesson Ten is ____________ in Book Two .
A. difficult B. more difficult
C. most difficult D. the most difficult
He is organized and is often . I hope he will have more at his business.
A. success; successful
B. successful; success
C. successfully; successful
D. successful; successful
