UNIT 11 AMERICAN EXPERIENCES
Comparatives and Superlatives
Reading 1
COMPREHENSION page 257
1. F 2. F 3. F
THINK ABOUT IT page 257
1. Possible answer: Because they love climbing and it’s a challenge.
2. Answers will vary.
11.1 Comparatives and Superlatives—An
Overview
EXERCISE 1 page 257
1. F 2. NS 3. T
EXERCISE 2 pages 257–258
1. most populated, more populated 2. biggest, bigger 3. largest, larger
4. highest, higher 5. tallest, more famous 6. most populated, more
7. largest, larger 8. most, least 9. oldest, newest
11.2 Some Common Comparatives and
Superlatives
EXERCISE 3 page 259
1. C 2. C 3. S 4. C 5. C 6. C 7. S 8. S
11.3 Short Adjectives and Adverbs—
Spelling of Comparatives and
Superlatives
EXERCISE 4 pages 259–260
1. more interesting, the most interesting 2. younger, the youngest
3. more beautiful, the most beautiful 4. better, the best
5. quieter/more quiet, the quietest/the most quiet 6. thinner, the thinnest
7. more carefully, the most carefully
8. prettier/more pretty, the prettiest/the most pretty
9. worse, the worst 10. more famous, the most famous
11. luckier, the luckiest
12. simpler/more simple, the simplest/ the most simple
13. higher, the highest 14. more important, the most important
15. farther, the farthest 16. more foolishly, the most foolishly
11.4 Using Superlatives
EXERCISE 5 page 261
1. the largest 2. The biggest 3. The longest 4. The highest
5. the most popular 6. the most expensive 7. the most beautiful
8. the best 9. the worst 10. the oldest 11. The most recent
12. the farthest
EXERCISE 6 pages 261–262
Answers will vary.
11.5 Word Order with Superlatives
EXERCISE 7 page 262
1. the smallest state 2. The biggest lake 3. The largest population
4. the most diverse population 5. is increasing the fastest
6. the youngest minority group 7. the coldest weather
8. walk the most 9. The oldest trees 10. is growing the most rapidly
Reading 2
COMPREHENSION page 264
1. T 2. T 3. F
THINK ABOUT IT page 264
Answers will vary. Possible answers:
1. Because it would be expensive to change to the metric system, and people would be resistant to changing.
2. Because restaurants want to satisfy the hungriest customers, and people also expect to get large sizes.
11.6 Using Comparatives
EXERCISE 8 page 264–265
1. higher, than 2. more difficult than 3. older than 4. thinner than
5. more colorful than 6. more expensive than 7. worse than
8. more slowly than 9. farther, than
EXERCISE 9 page 265–266
1. larger than 2. wealthier than 3. bigger than
4. more expensive than 5. cheaper than 6. worse than
7. cooler than 8. more pleasant than 9. higher
ABOUT YOU page 266
Answers will vary.
11.7 Word Order with Comparatives
EXERCISE 10 page 267
1. longer 2. hotter 3. more rainy 4. less expensive 5. smaller
6. higher 7. more people 8. growing faster
ABOUT YOU pages 267–268
Answers will vary.
EXERCISE 11 page 268
1. much bigger than 2. easier 3. less traffic 4. less time
5. more expensive 6. much farther 7. more exercise
8. better public transportation than 9. friendlier than 10. safer than
11. more activities 12. more money than 13. more quickly
14. less equipment 15. fewer workers 16. much more comfortable than
17. much more relaxed 18. quieter than/more quiet than
EXERCISE 12 pages 268–269
1. hotter than 2. the coldest 3. warmer than 4. the biggest
5. the farthest 6. more crowded than 7. the most popular
8. the most beautiful 9. The tallest 10. The most expensive
ABOUT YOU page 269
Answers will vary.
REVIEW page 271
1. the most beautiful cities 2. bigger than 3. the tallest buildings
4. much farther 5. better weather than 6. the worst month
7. much bigger than 8. the largest lakes 9. much sunnier than
10. best architects 11. much more expensive than 12. safer
13. more crime than 14. the most interesting cities
EDITING PRACTICE page 273
1. C 2. bigger 3. one of the biggest cities 4. the largest 5. C
6. prettier 7. than 8. more interesting than 9. more pollution than
10. My oldest 11. C 12. the most crowded subway 13. C
UNIT 12 PEOPLE ON THE MOVE
Verb Review, Auxiliary Verbs with
Too and Either, Auxiliary Verbs in Tag
Questions
Reading 1
COMPREHENSION page 277
1. T 2. F 3. T
THINK ABOUT IT page 277
Answers will vary. Possible answers:
1. He means that students need to experience and do things in the classroom that they will experience and do in the real world.
2. An educational program that uses Barrington Irving’s travels around the world to promote real-life learning experiences in classrooms.
12.1 Verb Review—Uses
EXERCISE 1 page 278
1. wanted, simple past 2. believed, simple past 3. likes, simple present
4. to inspire, infinitive 5. are going to grow, future
6. are learning, present continuous 7. will continue, future
8. should, modal 9. to learn, infinitive
EXERCISE 2 page 279
1. to graduate 2. go 3. told 4. should 5. had to 6. received
7. moving 8. am taking 9. I’m gaining 10. know 11. go
12. I’ll have 13. I have 14. graduated 15. She’s planning
16. become 17. she finishes 18. It’ll be/It’s going to be 19. to find
20. there 21. like 22. have 23. went 24. go 25. have
26. There’s 27. wear 28. to look 29. think 30. do
Reading 2
COMPREHENSION page 281
1. T 2. T 3. F
THINK ABOUT IT page 281
Answers will vary.
12.2 Verb Review—Forms
EXERCISE 3 pages 282–283
1. isn’t/is not/’s not 2. didn’t start/did not start
3. won’t finish/will not finish
4. isn’t walking/is not walking/’s not walking
5. isn’t going to walk/is not going to walk/’s not going to walk
6. didn’t ride/did not ride
7. doesn’t send/does not send
8. isn’t/is not/’s not
9. shouldn’t be/should not be
EXERCISE 4 page 283
1. Is (Barrington) Irving brave? Yes, he is.
2. Does (Barrington) Irving like to teach children? Yes, he does.
3. Is (Barrington) Irving walking around the world? No, he
isn’t./No, he’s not.
4. Did (Barrington) Irving name his project the Out of Eden
Walk? No, he didn’t.
5. Did (Paul) Salopek fly solo around the world? No, he didn’t.
6. Is (Barrington) Irving sharing his knowledge with schoolchildren? Yes, he is.
7. Does (Paul) Salopek know a lot about the world? Yes, he does.
8. Can (Paul) Salopek teach children about the world? Yes, he can.
9. Will (Paul) Salopek meet many people around the world through his project? Yes, he will.
10. Will (Barrington) Irving finish his project after seven years? No, he won’t.
EXERCISE 5 page 284
Answers to the questions will vary.
1. What kind of learning experiences do kids need?
2. What kind of project are Irving’s students working on?
3. Why did Irving wash airplanes when he was young?
4. Who created the organization Experience Aviation?
5. How can teachers inspire students?
6. Why didn’t Irving believe in himself at first?
7. Why is Salopek going to walk to Tierra del Fuego?
8. How many years is Salopek’s journey going to take?
9. When will Salopek finish his walk?
EXERCISE 6 page 284
1. T 2. F 3. F
EXERCISE 7 page 285
1. ’m 2. hear 3. never call 4. don’t have 5. don’t you have
6. went 7. drove 8. took 9. Are you getting 10. cooks
11. ’m learning 12. Are you 13. cooked 14. cook 15. invite
16. ’s 17. told 18. comes 19. remember 20. ’s your job
21. Do you like 22. ’m learning 23. Do you have 24. spent
25. needed to buy 26. Can you come 27. ’ll pay 28. have
29. Will you call 30. have 31. will call
ABOUT YOU page 286
Answers will vary.
EXERCISE 8 page 286
Answers will vary. Possible answers:
Barrington Irving
1. Why do you like your job?
2. Were your parents happy you became a pilot?
3. Where will you fly to next?
4. What is your favorite thing to do when you’re not flying? Paul Salopek
5. Are you tired of walking?
6. What do you think about while you’re walking?
7. What is something interesting you learned?
8. What will you do when you finish your walk?
Reading 3
COMPREHENSION page 288
1. F 2. F 3. T
THINK ABOUT IT page 288
1. Answers will vary.
2. Possible answer: She will have an understanding of what the immigrants she works with are experiencing; she can offer good advice based on experience to the immigrants she will help.
12.3 Auxiliary Verbs with Too and Either
EXERCISE 9 page 288
1. was, too 2. do, too 3. did, too
4. can, too 5. are, too 6. were, too
EXERCISE 10 page 289
1. can’t, either 2. isn’t, either 3. weren’t, either
4. didn’t, either 5. doesn’t, either 6. don’t, either
EXERCISE 11 page 289
1. don’t 2. does 3. isn’t 4. doesn’t 5. isn’t 6. weren’t
EXERCISE 12 pages 289–290
1. ’m not 2. does 3. doesn’t 4. does, too
5. do, too 6. either 7. doesn’t 8. neither
12.4 Auxiliary Verbs in Tag Questions
EXERCISE 13 page 291
1. do you 2. weren’t we 3. didn’t we 4. didn’t she 5. isn’t it
6. didn’t you 7. is she 8. didn’t she 9. didn’t you 10. isn’t it
11. aren’t there
REVIEW pages 293–295
Part 1
1. was born 2. was, met 3. became 4. loves 5. flew
6. wants, to inspire 7. are working 8. are gaining 9. to fly
10. he flies, he’ll share
Part 2
1. wasn’t/was not 2. isn’t/is not/’s not 3. didn’t speak/did not speak
4. didn’t have/did not have 5. doesn’t live/does not live
6. can’t imagine/cannot imagine
7. isn’t preparing/is not preparing/’s not preparing
8. doesn’t know/does not know
9. doesn’t have to complete/does not have to complete
10. won’t start/will not start
Part 3
1. is he/is Paul Salopek 2. Will he travel/Will Salopek travel, won’t
3. did he work 4. is he writing/’s he writing
5. Is he going to walk, isn’t/is not/’s not 6. won’t he walk
7. will he be 8. did it start/did human migration start
9. Is he sharing, is 10. can he learn
Part 4
1. does, too 2. is, too 3. will, too 4. isn’t 5. weren’t
6. didn’t, either 7. doesn’t, either 8. does 9. doesn’t 10. should, too
Part 5
1. isn’t he? 2. didn’t he? 3. is he? 4. will he?
5. isn’t there? 6. doesn’t he? 7. didn’t they? 8. did they?
9. wasn’t it? 10. shouldn’t we?
EDITING PRACTICE pages 297
1. C 2. live 3. don’t live/do not live 4. don’t you live 5. C
6. found 7. moved 8. did you move 9. C 10. C
11. didn’t realize/did not realize 12. I’m lonely/I am lonely
13. calls 14. C 15. I know 16. C 17. C 18. to be
19. does your family live 20. C 21. want to visit 22. save
23. C 24. have 25. ‘ll have/will have 26. will they stay
27. will stay 28. C 29. C 30. to talk 31. C
