1. using - working
2. to give up
3. to go
4. to find
5. to open
6. [wrong sentence] isn't old enough to travel
7. doing
8. seeing
9. do
10. to speak

44. The bookshelf in my room is next to the window.
45. My friends are talking about a difficult exercise now.
46. Lien is my classmate and I live near her house too.
47. He exercises at the gym 3 or 4 days everyweek.
48. My dad enjoys listening to country music and watching the news on TV.

1. C
2. A
3. A
4. D
5. C
II.
1. Your house is bigger than my house.
2. I like listening/to listen to music.
3. The white dress is cheaper than the black one.
4. Mary is the most intelligent person in my group.
5. The chickens were fed by me this morning.

1. C
2. D

insurance money

III.
1. more peaceful than
2. nicer than
3. more alike than
4. simplier
5. more relaxed
6. more confident
7. higher than
8. more important than
9. wider than
10. more intelligent

IV.
1. the most boring
2. the hottest
3. the most useful
4. the most confident
5. the richest
6. the most recently discovered
7. the earliest
8. the most powerful
9. the cleverest
10. the most modern

difficult - pronunciation -  biology - interesting
8. T
9. T
10. F

1. He said that he had finished his work and asked me whether I had finished mine. I said to him that I had.
2. The judge asked woman where she had been two days before.

1. vehicles
2. wandering
3. affordable
4. drawbacks
5. problems
6. destination
7. dynamic
8. popular
9. busiest
10. delightful

friends - listening - English - teacher
watching - stories - pen - club