1. This supermarket is less expensive than the one across this street

2. The English teacher has taught at our school for three years

3. My doctor said to me that I should not eat in front of the television

4. If you study harder, you will pass the exam

5. Its suburban areas are not as noisy as Ha Noi urban districts

6. How about going to uncle Huan's farm this weekend?

7. Sarah has difficulty in learning to read Japanese

8. The book was too complicated to understand

9. Sandy studied more diligently than she does now

10. The first books were printed by The Chinese more than a thousand years ago 

$1.$ This supermarkets are less expensive than the one across this street.

$2.$ The English teacher have taught at our school for three years.

$3.$ My doctor said to me that I should not eat in front of the television.

$4.$ If you study harder, you will pass the exam.

$5.$ Its suburban areas are not as noisy as Ha Noi urban districts.

$6.$ How about going to uncle Huan's farm this weekend?

$7.$ Sarah has difficulty in learning to read Japanese.

$8.$ The book was too complicating to understand.

$9.$ Sandy studied more diligently than she does now.

$10.$ The first books were printed by The Chinese more than a thousand years ago.