Grammar in Context 3 / English in the World

Page 163

COMPREHENSION Based on the reading, write T for true or F for false. 1.

Levi Felix has created a technology camp for adults.

2.

At Felix’s camp, people talk about their professions.

3.

Felix wants adults to interact with each other at his camp.

THINK ABOUT IT Discuss the questions with a partner or in a small group. 1. W ould you like to visit a place like Camp Grounded? What would you find enjoyable? What would you find difficult? Give your reasons. 2. D escribe the role technology plays in your life. Do you feel you are too dependent on your computer, phone, and so on? Explain.

5.7 Negative Modals EXAMPLES

EXPLANATION

Campers must not be connected to technology while there.

Must not shows that something is prohibited. It has an official tone.

Campers cannot use technology at this camp. They may not talk about work. They are not allowed to use a cell phone. They are not permitted to use their real names.

Cannot and may not show that something is not permitted. The meaning is similar to must not but is less formal. Other expressions that show prohibition are be not allowed to and be not permitted to.

Campers are not supposed to talk about their jobs. I wasn’t supposed to use my cell phone at camp, but I did.

Be not supposed to is also used to show that something is not permitted. It is often used when a rule has already been broken.

Technology shouldn’t control you. You should control technology.

Should not shows that something is not advisable.

If your phone beeps, you don’t have to respond to it immediately. You can wait.

Not have to shows that something is not necessary or required.

Notes: 1. In the affirmative, have to and must have the same meaning, although must sounds more official. You must give up your cell phone for three days. = You have to give up your cell phone for three days. 2. In the negative, the meanings are completely different. Must not shows prohibition. Not have to shows that something is not necessary or required. One camp rule is that you must not use a cell phone for three days. When my cell phone rings, I don’t have to answer it. I can wait.

EXERCISE 11 Circle the correct words in each item about Camp Grounded. In some cases, both answers are possible. In those cases, circle both choices. 1. At Camp Grounded, you (may not /don’t have to) use a cell phone. 2. When your phone rings, you (cannot/don’t have to) answer it if it’s not an emergency. 3. According to Levi Felix, technology (shouldn’t/can’t) control you. 4. At Camp Grounded, you (don’t have to/are not allowed to) use technology. 146

Unit 5 Copyright 2021 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it.


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GLOSSARY

7min
pages 378-381

I Sentences Types

0
page 375

E Verbs and Adjectives Followed by a Preposition

1min
page 366

FROM GRAMMAR TO WRITING

3min
pages 359-360

D Gerunds and Infinitives

0
page 365

B Nonaction Verbs

1min
page 362

READING 3 Life One Hundred Years Ago

1min
page 344

READING 4 The Science of Aging

2min
page 347

READING 2 Exploring Mars

1min
page 341

READING 1 Time Travel

2min
page 333

FROM GRAMMAR TO WRITING

4min
pages 329-332

READING 4 An Innovation in Kids’ TV

2min
page 321

SUMMARY OF UNIT 10

1min
page 327

10.9 Reporting an Imperative

1min
page 318

10.8 Exceptions to the Rule of Sequence of Tenses

2min
page 317

10.7 Say vs. Tell

2min
pages 315-316

10.5 Exact Quotes vs. Reported Speech

1min
page 312

10.4 Exact Quotes

2min
page 311

READING 3 Alma: Child Prodigy

2min
page 310

READING 1 Early Child Development

1min
page 299

10.1 Noun Clauses

3min
pages 300-302

READING 2 The Teenage Brain

2min
page 303

FROM GRAMMAR TO WRITING

4min
pages 295-298

9.8 So . . . That / Such . . . That

2min
pages 290-291

9.7 Sentence Connectors

5min
pages 287-289

READING 5 Who Are the Dreamers?

1min
page 286

9.5 Contrast

4min
pages 280-281

READING 3 Slavery—An American Paradox

1min
page 279

READING 2 The Lost Boys of Sudan Then and Now

2min
page 274

9.4 Using the –ing Form after Time Words

1min
pages 277-278

FROM GRAMMAR TO WRITING

4min
pages 265-268

Introduction

3min
pages 270-271

SUMMARY OF UNIT 8

2min
pages 262-263

8.18 Sense-Perception Verbs

2min
page 261

8.17 Used To / Be Used To / Get Used To

5min
pages 258-260

READING 3 Forklift Philanthropist

1min
page 245

READING 4 Cycling for a Cause

1min
page 257

READING 2 Crafty Ways to Contribute

1min
page 240

8.1 Infinitives—Overview

1min
page 230

8.4 Causative Verbs

2min
pages 235-236

READING 1 Andrew Carnegie

2min
page 229

REVIEW

2min
page 224

FROM GRAMMAR TO WRITING

3min
pages 225-228

SUMMARY OF UNIT 7

1min
page 223

7.10 Descriptive Phrases

4min
pages 220-222

7.9 Essential vs. Nonessential Adjective Clauses

3min
pages 218-219

READING 3 Girls Who Code

1min
page 216

READING 2 The Freecycle Network™

1min
page 209

7.8 Nonessential Adjective Clauses

2min
page 217

7.4 Relative Pronoun as Object of Preposition

2min
pages 207-208

7.1 Adjective Clauses—Introduction

3min
pages 200-201

6.5 Past Direction Not Taken—Could Have

2min
pages 187-188

FROM GRAMMAR TO WRITING

4min
pages 195-198

6.8 Modals in the Past: Continuous Forms

1min
page 192

6.7 Ability and Possibility in the Past

2min
page 191

REVIEW

1min
page 194

READING 1 Pierre Omidyar and eBay

2min
page 199

READING 3 The Media and Presidential Elections

2min
page 189

SUMMARY OF UNIT 6

1min
page 193

READING 2 The Cuban Missile Crisis

2min
page 186

6.2 Past Regrets or Mistakes—Should Have

1min
page 181

6.3 Past Possibility—May/Might/Could + Have

4min
pages 182-183

6.1 Modals in the Past—Form

1min
page 180

READING 1 Lincoln and the Gettysburg Address

2min
page 179

REVIEW

1min
page 174

5.11 Continuous Modals

1min
page 172

5.9 Logical Conclusion: Must

3min
pages 167-168

5.8 Ability/Possibility: Can, Be Able To

1min
page 166

READING 3 Could Your Ancestry Research Catch a Killer?

2min
page 165

5.1 Modals—An Overview

1min
page 152

READING 1 Updating Your Password? Update Your Thinking First

1min
page 151

5.7 Negative Modals

4min
pages 163-164

READING 2 Taking a Break from Technology

1min
page 162

SUMMARY OF UNIT 4

1min
page 145

READING 3 Travel by Air: The DC-3

1min
page 139

3.6 The Passive Voice with Get

1min
page 106

FROM GRAMMAR TO WRITING

4min
pages 115-118

4.4 The Past Perfect—Form

3min
pages 127-128

SUMMARY OF UNIT 3

1min
page 113

READING 2 Travel by Sea: The First and Last Voyage of the Titanic

2min
page 126

4.8 The Past Perfect Continuous—Form

1min
page 134

READING 3 Charlie Chaplin

1min
page 107

READING 1 Travel by Land: The Lewis and Clark Expedition

2min
page 119

READING 2 Texas Silesian: Will it Survive?

2min
page 35

READING 1 Based on a True Story

2min
page 91

2.4 The Present Perfect—Overview of Uses

2min
pages 58-59

2.1 The Present Perfect—Form

1min
page 54

3.1 Active and Passive Voice—Introduction

2min
page 92

READING 2 The History of Animation

1min
page 100

FROM GRAMMAR TO WRITING

5min
pages 49-53

FROM GRAMMAR TO WRITING

4min
pages 87-90
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