<p> 4000 Essential English Words 1 – Answer Key</p><p>Unit 1 Unit 2 Exercise 1 Part A Exercise 1 1. c Part A 2. c 1. a, b 3. a 2. a, d 4. b 3. b, d 5. a 4. c, d 5. a, d Part B 1. c Part B 2. b 1. create 3. b 2. adventure 4. a 3. approach 5. d 4. secret 5. project Exercise 2 1. a Exercise 2 2. b 1. a 3. a 2. b 4. b 3. b 5. a 4. b 6. b 5. a 7. b 6. a 8. a 7. b 9. a 8. a 10. b 9. b 10. a Reading Comprehension 1. a Reading Comprehension 2. c 1. c 3. b 2. d 4. c 3. d 5. The lion saw his own face in the water. 4. a 5. Mia and Liz went into the laboratory when Mia’s father left the laboratory to eat dinner.</p><p>1 4000 Essential English Words 1 – Answer Key</p><p>Unit 3 Unit 4</p><p>Exercise 1 Exercise 1 1. c Part A 2. a 1. spread 3. d 2. content 4. b 3. shake 5. c 4. expected 6. d 5. avoided 7. b 8. d Part B 9. a 1. a 10. c 2. a 3. b Exercise 2 4. b 1. a 5. b 2. c 3. b Exercise 2 4. d 1. a 5. b 2. b 3. a Exercise 3 4. a 1. ever / Describe 5. b 2. chart / aliens 6. a 3. planet / universe 7. b 4. solve / fail 8. b 5. Several / view 9. a 10. a Reading Comprehension 1. b Reading Comprehension 2. d 1. a 3. d 2. c 4. c 3. b 5. He viewed Mars on the trip. 4. d 5. They said the bell made people avoid him.</p><p>2 4000 Essential English Words 1 – Answer Key</p><p>Unit 5 Unit 6</p><p>Exercise 1 Exercise 1. 1. d Part A 2. c 3. d 1. return 4. b 2. wise 5. c 3. pet 6. d 4. weather 7. c 5. face 8. d 9. b Part B 10. a 1. ghost / fright Exercise 2 2. dead / upset Part A 3. reached / advantage 1. d 4. escape / distance 2. c 5. individual / community 3. d 4. a Exercise 2. 5. b 1. a 2. b Part B 3. a 1. normal 4. b 2. wild 5. a 3. hurt 6. a 4. relax 7. b 5. field 8. a 9. a Reading Comprehension 10. a 1. d 2. a Reading Comprehension 3. d 1. a 4. c 2. c 5. She requested, “Will you carry me 3. d home?” 4. a 5. She lived by a large river.</p><p>3 4000 Essential English Words 1 – Answer Key</p><p>Unit 7 Unit 8</p><p>Exercise 1 Exercise 1. Part A 1. familiar 1. c 2. necessary 2. a 3. theory 3. a 4. purpose 4. b 5. encourage 5. b 6. accept 7. balance Part B 8. pattern 1. allowed 9. contrast 2. harm 10. single 3. famous 4. claim Exercise 2. 5. divided Part A 1. c Exercise 2 2. a 1. a 3. d 2. b 4. a 3. b 5. b 4. b 5. a Part B 6. a 1. b 7. a 2. a 8. b 3. a 9. b 4. b 10. b 5. a</p><p>Reading Comprehension Reading Comprehension 1. b 1. b 2. a 2. c 3. a 3. c 4. d 4. d 5. He would have to announce who would 5. She arranged her hair and wore nice become king. clothes.</p><p>4 4000 Essential English Words 1 – Answer Key</p><p>Unit 9 Unit 10</p><p>Exercise 1 Exercise 1. 1. c 1. essential 2. c 2. benefit 3. a 3. trouble 4. d 4. certain 5. b 5. function 6. a 6. site 7. b 7. image 8. c 8. separate 9. b 9. remain 10. a 10. tail</p><p>Exercise 2 Exercise 2. 1. b Part A 2. c 1. effect / benefit 3. b 2. immediate / primary 4. d 3. proud / rested 5. c 4. far / separate 5. guard / remain Exercise 3 1. beach / wave Part B 2. island / ocean 1. a 3. fix / damage 2. b 4. rock / still 3. a 5. throw / step 4. a 5. a Reading Comprehension 1. a Reading Comprehension 2. b 1. c 3. c 2. a 4. d 3. c 5. Some starfish went back into the water, 4. b and they were safe. 5. He only rested a few eyes at a time. The others stayed awake.</p><p>5 4000 Essential English Words 1 – Answer Key</p><p>Unit 11 Unit 12</p><p>Exercise 1. Exercise 1. 1. b Part A 2. c 1. c 3. d 2. b 4. c 3. a 5. d 4. c 5. c Exercise 2. 1. ground Part B 2. spend time 1. neighbor 3. sail 2. magazine 4. wake 3. professional 5. forest 4. compared 5. attitude Exercise 3. 1. prepare Exercise 2. 2. serious 1. b 3. strange 2. a 4. conversation 3. b 5. collect 4. a 6. introduce 5. a 7. decision 6. b 8. truth 7. a 9. compete 8. a 10. asleep 9. b 10. b Reading Comprehension 1. c Reading Comprehension 2. a 1. a 3. c 2. c 4. b 3. b 5. She dreamed about a man with brown 4. b hair and brown eyes. It was the man she 5. His friends felt excited about seeing his would wed. painting.</p><p>6 4000 Essential English Words 1 – Answer Key</p><p>Unit 13 Unit 14</p><p>Exercise 1: Exercise 1. 1. b Part A. 2. a 1. exam 3. d 2. magical 4. d 3. technology 5. a 4. outline 5. descriptions Exercise 2: 1. spot Part B. 2. feed 1. a 3. cell 2. b 4. whole 3. a 5. correct 4. a 5. b Exercise 3: 1. b Exercise 2. 2. a 1. a 3. a 2. b 4. b 3. b 5. a. 4. a 5. a Exercise 4: 6. b 1. cell / structure 7. a 2. lord / owe 8. a 3. position / spot 9. b 4. whole / hole 10. a 5. feed / crop Reading Comprehension. Reading Comprehension: 1. d 1. d 2. b 2. b 3. c 3. c 4. a 4. d 5. Her parents made her join the 5. At the end of the week the lord will basketball team. increase how much money he has to pay.</p><p>7 4000 Essential English Words 1 – Answer Key</p><p>Unit 15 Unit 16</p><p>Exercise 1 Exercise 1: 1. b 1. c 2. c 2. a 3. a 3. b 4. b 4. d 5. d 5. c 6. a 6. a 7. b 7. b 8. c 8. a 9. d 9. a 10. a 10. c</p><p>Exercise 2 Exercise 2: Part A 1. a / d 1. across 2. b / d 2. respond 3. b / c 3. race 4. a / b 4. observed 5. a / b 5. risk Exercise 3: Part B 1. academy 1. a 2. process 2. a 3. maybe 3. b 4. theater 4. a 5. flat 5. b Reading Comprehension Reading Comprehension 1. c 1. a 2. b 2. d 3. a 3. c 4. b 4. b 5. Jeff was going to a concert. 5. The rabbit saw the turtle almost at the finish line.</p><p>8 4000 Essential English Words 1 – Answer Key</p><p>Unit 17 Unit 18</p><p>Exercise 1 Exercise 1 Part A 1. b 1. d 2. c 2. a 3. b 3. d 4. c 4. b 5. c 5. d 6. d 7. a Part B 8. d 1. fair 9. c 2. waste 10. d 3. disappear 4. whether Exercise 2 5. determine Part A 1. recommend Exercise 2 2. argue Part A 3. products 1. hill 4. communicate 2. solution 5. offer 3. response 4. puddles Part B 5. appreciate 1. treated 2. fresh Part B 3. select 1. a 4. dish 2. a 5. gathered 3. b 4. a Reading Comprehension 5. a 1. a 2. a Reading Comprehension 3. d 1. c 4. b 2. b 5. “I recommend doing some work,” said 3. b the little red chicken. “Use a tool to plant 4. c your own wheat. 5. “It doesn’t matter whether you want to fill it or not. You already did.”</p><p>9 4000 Essential English Words 1 – Answer Key</p><p>Unit 19 Unit 20</p><p>Exercise 1. Exercise 1 Part A. 1. b 1. a 2. d 2. c 3. a 3. b 4. b 4. d 5. c 5. b Exercise 2 Part B. 1. meat 1. wood 2. destroy 2. policy 3. serve 3. staff 4. regard 4. toward 5. war 5. speech Exercise 3 Exercise 2. 1. b Part A. 2. a 1. speech 3. a 2. bother 4. b 3. wood 5. b 4. staff 6. a 5. alive 7. a 8. a Part B. 9. b 1. speech 10. b 2. policy 3. staff Reading Comprehension 4. bones 1. b 5. mentioned 2. c 6. doubt 3. a 7. injustice 4. b 8. conclusion 5. He turned away and went home. 9. however 10. bothered</p><p>Reading Comprehension 1. b 2. c 3. a 4. c 5. The weather became very bad.</p><p>10 4000 Essential English Words 1 – Answer Key</p><p>Unit 21 Unit 22</p><p>Exercise 1. Exercise 1 1. locate Part A 2. clerk 1. a 3. hero 2. d 4. pain 3. c 5. hurried 4. a 5. c Exercise 2. 1. a Part B 2. a 1. b 3. b 2. b 4. a 3. b 5. b 4. a 5. b Exercise 3. 1. a Exercise 2 2. b 1. a 3. b 2. a 4. a 3. a 5. b 4. b 6. a 5. a 7. a 6. a 8. a 7. b 9. a 8. a 10. b 9. a 10. a Reading Comprehension 1. b Reading Comprehension 2. a 1. d 3. c 2. a 4. b 3. b 5. Katy played games, read books, and got 4. b flowers for patients. 5. “If anything strange occurs, call us. If you help us catch the thief, you’ll earn a reward.”</p><p>11 4000 Essential English Words 1 – Answer Key</p><p>Unit 23 Unit 24</p><p>Exercise 1: Exercise 1 1. matches Part A 2. remove 1. d 3. average 2. a 4. sounded 3. d 5. advance 4. c 6. member 5. c 7. athlete 8. course Part B 9. passenger 1. strike 10. personality 2. exercise 3. perform Exercise 2: 4. passage 1. b 5. pressure 2. a 3. a Exercise 2 4. b 1. a 5. b 2. a 3. b Exercise 3: 4. a 1. d 5. a 2. a 6. b 3. b 7. b 4. a 8. a 5. d 9. a 10. a Reading Comprehension 1. b Reading Comprehension 2. c 1. c 3. a 2. b 4. d 3. b 5. It was a course on water safety. They 4. a learned how to be safe passengers on a 5. He looked at Tim and said, “I thought I boat. was smart, but I learned a new term today: friendship.”</p><p>12 4000 Essential English Words 1 – Answer Key</p><p>Unit 25 Unit 26</p><p>Exercise 1 Exercise 1 Part A Part A 1. d 1. a 2. c 2. a 3. a 3. b 4. c 4. c 5. b 5. c</p><p>Part B Part B 1. produce 1. react 2. range 2. society 3. populate 3. neither 4. sign 4. final 5. period 5. prove</p><p>Exercise 2 Exercise 2 1. b Part A 2. a 1. advice / suggest 3. a 2. attention / situated 4. b 3. standard / dropped 5. b 4. attracted / reacted 6. a 5. further / along 7. b 8. b Part B 9. b 1. a 10. a 2. a 3. a Reading Comprehension 4. a 1. d 5. b 2. a 3. a Reading Comprehension 4. c 1. c 5. The video’s features made Joe associate 2. a trash with hurting people and their 3. b environment. 4. c 5. They laughed at Tom and Archie. They started to throw stones.</p><p>13 4000 Essential English Words 1 – Answer Key</p><p>Unit 27 Unit 28</p><p>Exercise 1: Exercise 1: 1. b 1. professor 2. a 2. barely 3. b 3. predict 4. d 4. garbage 5. d 5. list 6. b 6. boring 7. a 7. band 8. a 8. schedule 9. d 9. message 10. d 10. rush</p><p>Exercise 2: Exercise 2: 1. a 1. b, c 2. a 2. a, c 3. b 3. c, d 4. a 4. a, c 5. a 5. a, d</p><p>Exercise 3: Exercise 3: 1. gift / value 1. a 2. coast / desert 2. b 3. hunger / bite 3. b 4. tour / journey 4. a 5. quite / Examine 5. a</p><p>Reading Comprehension Reading Comprehension 1. b 1. a 2. b 2. c 3. c 3. a 4. a 4. b 5. He asks the bug a question first. 5. To tell him that they would be late.</p><p>14 4000 Essential English Words 1 – Answer Key</p><p>Unit 29 Unit 30</p><p>Exercise 1. Exercise 1 1. b 1. c 2. d 2. b 3. a 3. c 4. a 4. b 5. d 5. d 6. c 6. b 7. b 7. a 8. c 8. d 9. d 9. b 10. c 10. b</p><p>Exercise 2. Exercise 2 Part A. 1. b 1. advertise 2. a 2. major 3. a 3. competition 4. a 4. skills 5. b 5. vote 6. b 7. a Part B. 8. a 1. a 9. a 2. b 10. b 3. b 4. a 5. b Reading Comprehension 1. d Reading Comprehension 2. a 1. a 3. c 2. d 4. a 3. c 5. Later, the man returned to trick more 4. c people. Beth saw him, and the memory of 5. The sun was inside the bag! the cat came back.</p><p>15</p>