2 TECHNOLOGY TODAY AND TOMORROW
THINK AND DISCUSS (page 21)
1. They are in groups of friends playing Pokémon Go on their cell phones. Other answers will vary.
2. The title is Technology Today and Tomorrow. Other answers will vary.
EXPLORE THE THEME (pages 22–23)
1. Answers will vary.
2. They felt AI was dangerous. They were afraid of it.
Other answers will vary.
3. Answers will vary.
4. Possible answer: AI may make our lives easier. It may help us clean our houses, improve our health, and give us more entertainment.
Lesson A
VOCABULARY
B (page 25) 1. reliable; 2. capable; 3. replace;
4. instruct; 5. intend
D (page 25) 1. a; 2. d; 3. b; 4. e; 5. c
E (page 25) 1.–3. Answers will vary.
Collocations include:
1. are capable of
2. under (those) circumstances
3. intend to
LISTENING
A (page 26)
1.–2. Answers will vary.
3. Possible answer: Doctors use computers to review a patient’s medical history, to see x-rays, and to prescribe medications.
B (page 26) 1. b; 2. b; 3. a
C (page 27) Possible answers:
1. See most pop. + reliable sites / Don’t see sites we’re not int’ed in
2. Can do machine lrn’g / Have knowl. of Internet
3. Can read much info. quickly / Can see things docs don’t
E (page 27) Answers will vary.
SPEAKING
A (page 28) 1. C; 2. I (correct form: believe); 3. C; 4. C;
5. I (correct form: do you own); 6. I (correct form: does not/doesn’t matter); 7. I (correct form: ’re/are having); 8. C
B (page 29) Answers will vary.
C (page 29) Possible answers:
1. Because I am studying English, I am learning about the culture as well.
2. I am reading a book, since all my friends are using cell phones.
3. I enjoy spending time with my best friend because he likes to do fun activities.
4. Since I’m a social person, I usually go out with my friends on weekends.
5. My family lives in Spain. For this reason, I travel there a couple times a year.
LESSON TASK
A (page 30) Answers will vary.
B (page 30) Possible answers:
Pros: People could do other things while riding in cars. There would be less of a chance of getting lost.
Cons: The computer in the car might stop working or lose the GPS or Internet connection.
C (page 31)
1. How likely people from different countries are to try a self-driving car
2. India has the highest, and Japan has the lowest.
3. Answers will vary.
4. Possible answer: Busy people will likely use self-driving cars, but people who don’t trust technology will not.
D–E (page 31) Answers will vary.
Video
A (page 32)
1. Possible answers: Small robots are playing soccer. There are two players and a referee showing a red card.
2. Answers will vary.
B (page 32) 1. d; 2. f; 3. e; 4. a; 5. b; 6. c
C (page 33) Answers will vary.
D (page 33) 1. F (He only mentions eyes.); 2. T; 3. T; 4. F (You can show the robot something or guide it.); 5. F (It is inside his lab.)
E (page 33) 1. learning; 2. teach; 3. easier; 4. device;
5. commands; 6. information / Information
F (page 33) Possible answers:
1. They could get things for them, bring things to them, and check them into appointments.
2. They could clean houses, do repetitive construction work, or lift heavy containers.
3. It could help me remember the dates and times of my meetings and classes.
Lesson B
VOCABULARY
B (page 35) 1. alternative; 2. fossil fuels; 3. worldwide; 4.individual; 5. innovative; 6. carbon; 7. cut back on; 8.impact; 9. gradual; 10. consumes
C (page 35) Student answers will vary, but the actual answers are shown at the bottom of the page.
D (page 35)
1. Possible answer: People could not use heaters or air conditioners and unplug electronics when not in use.
2. Possible answer: I think that companies have a more significant impact on saving energy because they use so much more energy than individual people.
3. Answers will vary.
LISTENING
B (page 36) 1. b; 2. d; 3. e; 4. a; 5. c
C (page 37)
1. water power and solar power
2. the water wheel
3. A live Internet feed and social media presence adds humor, which makes the public more interested in Mr. Trash Wheel.
D (page 37) 1. city; 2. 90; 3. soda; 4. eyes; 5. might build
E (page 37) The Internet is used to control the speed of the wheel, to reach people on social media, and to reach people via the live stream on the website.
F (page 37) Answers will vary.
SPEAKING
A (page 38)
1. Possible answer: Cameras are in phones, computers are getting lighter, and the Internet is more accessible.
2. Possible answer: Mobile phone apps help people spread and receive important information quickly.
3. Answers will vary.
B–C (page 38) Answers will vary.
D (page 39)
1. Nabila is taking a course in computer programming.
2. Samir wants to become a software designer.
3. All of my friends have cell phones.
4. Large televisions consume a lot of electricity.
5. I’m trying to cut back on the time I spend online.
6. Kenji wants to buy a phone with a better camera.
FINAL TASK (pages 39–40)
A–F Answers will vary.
