4000 Essential English Words 1 – Answer Key

4000 Essential English Words 1 – Answer Key

Unit 1

Exercise 1

Part A

1. c

2. c

3. a

4. b

5. a
Part B

1. c

2. b

3. b

4. a

5. d

Exercise 2

1. a

2. b

3. a

4. b

5. a

6. b

7. b

8. a

9. a

10. b
Reading Comprehension

1. a

2. c

3. b

4. c

5. The lion saw his own face in the water.

Unit 2
Exercise 1

Part A

1. a, b

2. a, d

3. b, d

4. c, d

5. a, d
Part B

1. create

2. adventure

3. approach

4. secret

5. project

Exercise 2

1. a

2. b

3. b

4. b

5. a

6. a

7. b

8. a

9. b

10. a
Reading Comprehension

1. c

2. d

3. d

4. a

5. Mia and Liz went into the laboratory when Mia’s father left the laboratory to eat dinner.

Unit 3
Exercise 1

1. c

2. a

3. d

4. b

5. c

6. d

7. b

8. d

9. a

10. c
Exercise 2

1. a

2. c

3. b

4. d

5. b
Exercise 3

1. ever / Describe

2. chart / aliens

3. planet / universe

4. solve / fail

5. Several / view
Reading Comprehension

1. b

2. d

3. d

4. c

5. He viewed Mars on the trip.

Unit 4
Exercise 1

Part A

1. spread

2. content

3. shake

4. expected

5. avoided
Part B

1. a

2. a

3. b

4. b

5. b
Exercise 2

1. a

2. b

3. a

4. a

5. b

6. a

7. b

8. b

9. a

10. a
Reading Comprehension

1. a

2. c

3. b

4. d

5. They said the bell made people avoid him.

Unit 5
Exercise 1

1. d

2. c

3. d

4. b

5. c

6. d

7. c

8. d

9. b

10. a
Exercise 2

Part A

1. d

2. c

3. d

4. a

5. b
Part B

1. normal

2. wild

3. hurt

4. relax

5. field
Reading Comprehension

1. d

2. a

3. d

4. c

5. She requested, “Will you carry me home?”

Unit 6
Exercise 1.

Part A
1. return

2. wise

3. pet

4. weather

5. face
Part B

1. 
   ghost / fright
   
2. 
   dead / upset
   
3. 
   reached / advantage
   
4. 
   escape / distance
   
5. 
   individual / community
   

Exercise 2.

1. a

2. b

3. a

4. b

5. a

6. a

7. b

8. a

9. a

10. a
Reading Comprehension

1. a

2. c

3. d

4. a

5. She lived by a large river.

Unit 7
Exercise 1

Part A

1. c

2. a

3. a

4. b

5. b
Part B

1. allowed

2. harm

3. famous

4. claim

5. divided

Exercise 2

1. a

2. b

3. b

4. b

5. a

6. a

7. a

8. b

9. b

10. b
Reading Comprehension

1. b

2. a

3. a

4. d

5. He would have to announce who would become king.

Unit 8
Exercise 1.

1. familiar

2. necessary

3. theory

4. purpose

5. encourage

6. accept

7. balance

8. pattern

9. contrast

10. single
Exercise 2.

Part A

1. c

2. a

3. d

4. a

5. b
Part B

1. b

2. a

3. a

4. b

5. a
Reading Comprehension

1. b

2. c

3. c

4. d

5. She arranged her hair and wore nice clothes.

Unit 9
Exercise 1

1. c

2. c

3. a

4. d

5. b

6. a

7. b

8. c

9. b

10. a
Exercise 2

1. b

2. c

3. b

4. d

5. c
Exercise 3

1. beach / wave

2. island / ocean

3. fix / damage

4. rock / still

5. throw / step
Reading Comprehension

1. a

2. b

3. c

4. d

5. Some starfish went back into the water, and they were safe.

Unit 10
Exercise 1.

1. essential

2. benefit

3. trouble

4. certain

5. function

6. site

7. image

8. separate

9. remain

10. tail
Exercise 2.

Part A

1. effect / benefit

2. immediate / primary

3. proud / rested

4. far / separate

5. guard / remain
Part B

1. a

2. b

3. a

4. a

5. a
Reading Comprehension

1. c

2. a

3. c

4. b

5. He only rested a few eyes at a time. The others stayed awake.

Unit 11
Exercise 1.

1. b

2. c

3. d

4. c

5. d
Exercise 2.

1. ground

2. spend time

3. sail

4. wake

5. forest
Exercise 3.

1. prepare

2. serious

3. strange

4. conversation

5. collect

6. introduce

7. decision

8. truth

9. compete

10. asleep
Reading Comprehension

1. c

2. a

3. c

4. b

5. She dreamed about a man with brown hair and brown eyes. It was the man she would wed.

Unit 12
Exercise 1.

Part A

1. c

2. b

3. a

4. c

5. c
Part B

1. neighbor

2. magazine

3. professional

4. compared

5. attitude

Exercise 2.

1. b

2. a

3. b

4. a

5. a

6. b

7. a

8. a

9. b

10. b
Reading Comprehension

1. a

2. c

3. b

4. b

5. His friends felt excited about seeing his painting.

Unit 13
Exercise 1:

1. b

2. a

3. d

4. d

5. a
Exercise 2:

1. spot

2. feed

3. cell

4. whole

5. correct
Exercise 3:

1. b

2. a

3. a

4. b

5. a.
Exercise 4:

1. cell / structure

2. lord / owe

3. position / spot

4. whole / hole

5. feed / crop
Reading Comprehension:

1. d

2. b

3. c

4. d

5. At the end of the week the lord will increase how much money he has to pay.

Unit 14
Exercise 1.

Part A.

1. exam

2. magical

3. technology

4. outline

5. descriptions
Part B.

1. a

2. b

3. a

4. a

5. b
Exercise 2.

1. a

2. b

3. b

4. a

5. a

6. b

7. a

8. a

9. b

10. a
Reading Comprehension.

1. d

2. b

3. c

4. a

5. Her parents made her join the basketball team.


Unit 15
Exercise 1

1. b

2. c

3. a

4. b

5. d

6. a

7. b

8. c

9. d

10. a
Exercise 2

Part A

1. across

2. respond

3. race

4. observed

5. risk
Part B

1. a

2. a

3. b

4. a

5. b
Reading Comprehension

1. a

2. d

3. c

4. b

5. The rabbit saw the turtle almost at the finish line.

Unit 16
Exercise 1:

1. c

2. a

3. b

4. d

5. c

6. a

7. b

8. a

9. a

10. c
Exercise 2:

1. a / d

2. b / d

3. b / c

4. a / b

5. a / b
Exercise 3:

1. academy

2. process

3. maybe

4. theater

5. flat
Reading Comprehension

1. c

2. b

3. a

4. b

5. Jeff was going to a concert.

Unit 17
Exercise 1

Part A

1. d

2. a

3. d

4. b

5. d
Part B

1. fair

2. waste

3. disappear

4. whether

5. determine

Exercise 2

Part A

1. hill

2. solution

3. response

4. puddles

5. appreciate
Part B

1. a

2. a

3. b

4. a

5. a
Reading Comprehension

1. c

2. b

3. b

4. c

5. “It doesn’t matter whether you want to fill it or not. You already did.”


Unit 18
Exercise 1

1. b

2. c

3. b

4. c

5. c

6. d

7. a

8. d

9. c

10. d
Exercise 2

Part A

1. recommend

2. argue

3. products

4. communicate

5. offer
Part B

1. treated

2. fresh

3. select

4. dish

5. gathered

Reading Comprehension

1. a

2. a

3. d

4. b

5. “I recommend doing some work,” said the little red chicken. “Use a tool to plant your own wheat.

Unit 19
Exercise 1.

Part A.

1. a

2. c

3. b

4. d

5. b
Part B.

1. wood

2. policy

3. staff

4. toward

5. speech

Exercise 2.

Part A.

1. speech

2. bother

3. wood

4. staff

5. alive
Part B.

1. speech

2. policy

3. staff

4. bones

5. mentioned

6. doubt

7. injustice

8. conclusion

9. however

10. bothered
Reading Comprehension

1. b

2. c

3. a

4. c

5. The weather became very bad.

Unit 20
Exercise 1

1. b

2. d

3. a

4. b

5. c
Exercise 2

1. meat

2. destroy

3. serve

4. regard

5. war
Exercise 3

1. b

2. a

3. a

4. b

5. b

6. a

7. a

8. a

9. b

10. b
Reading Comprehension

1. b

2. c

3. a

4. b

5. He turned away and went home.

Unit 21
Exercise 1.

1. locate

2. clerk

3. hero

4. pain

5. hurried

Exercise 2.

1. a

2. a

3. b

4. a

5. b
Exercise 3.

1. a

2. b

3. b

4. a

5. b

6. a

7. a

8. a

9. a

10. b
Reading Comprehension

1. b

2. a

3. c

4. b

5. Katy played games, read books, and got flowers for patients.


Unit 22
Exercise 1

Part A

1. a

2. d

3. c

4. a

5. c
Part B

1. b

2. b

3. b

4. a

5. b
Exercise 2

1. a

2. a

3. a

4. b

5. a

6. a

7. b

8. a

9. a

10. a
Reading Comprehension

1. d

2. a

3. b

4. b

5. “If anything strange occurs, call us. If you help us catch the thief, you’ll earn a reward.”

Unit 23
Exercise 1:

1. matches

2. remove

3. average

4. sounded

5. advance

6. member

7. athlete

8. course

9. passenger

10. personality
Exercise 2:

1. b

2. a

3. a

4. b

5. b
Exercise 3:

1. d

2. a

3. b

4. a

5. d
Reading Comprehension

1. b

2. c

3. a

4. d

5. It was a course on water safety. They learned how to be safe passengers on a boat.

Unit 24
Exercise 1

Part A

1. 
   d
   
2. 
   a
   
3. 
   d
   
4. 
   c
   
5. 
   c
   

Part B

1. strike

2. exercise

3. perform

4. passage

5. pressure
Exercise 2

1. 
   a
   
2. 
   a
   
3. 
   b
   
4. 
   a
   
5. 
   a
   
6. 
   b
   
7. 
   b
   
8. 
   a
   
9. 
   a
   
10. 
    a
    

Reading Comprehension

1. c

2. b

3. b

4. a

5. He looked at Tim and said, “I thought I was smart, but I learned a new term today: friendship.”

Unit 25
Exercise 1

Part A

1. d

2. c

3. a

4. c

5. b
Part B

1. produce

2. range

3. populate

4. sign

5. period

Exercise 2

1. b

2. a

3. a

4. b

5. b

6. a

7. b

8. b

9. b

10. a
Reading Comprehension

1. d

2. a

3. a

4. c

5. The video’s features made Joe associate trash with hurting people and their environment.

Unit 26
Exercise 1

Part A

1. a

2. a

3. b

4. c

5. c
Part B

1. react

2. society

3. neither

4. final

5. prove
Exercise 2

Part A

1. advice / suggest

2. attention / situated

3. standard / dropped

4. attracted / reacted

5. further / along

Part B

1. a

2. a

3. a

4. a

5. b
Reading Comprehension

1. c

2. a

3. b

4. c

5. They laughed at Tom and Archie. They started to throw stones.


Unit 27
Exercise 1:

1. b

2. a

3. b

4. d

5. d

6. b

7. a

8. a

9. d

10. d
Exercise 2:

1. a

2. a

3. b

4. a

5. a
Exercise 3:

1. gift / value

2. coast / desert

3. hunger / bite

4. tour / journey

5. quite / Examine
Reading Comprehension

1. b

2. b

3. c

4. a

5. He asks the bug a question first.

Unit 28
Exercise 1:

1. professor

2. barely

3. predict

4. garbage

5. list

6. boring

7. band

8. schedule

9. message

10. rush
Exercise 2:

1. b, c

2. a, c

3. c, d

4. a, c

5. a, d
Exercise 3:

1. a

2. b

3. b

4. a

5. a
Reading Comprehension

1. a

2. c

3. a

4. b

5. To tell him that they would be late.

Unit 29
Exercise 1.

1. b

2. d

3. a

4. a

5. d

6. c

7. b

8. c

9. d

10. c
Exercise 2.

Part A.

1. advertise

2. major

3. competition

4. skills

5. vote
Part B.

1. a

2. b

3. b

4. a

5. b
Reading Comprehension

1. a

2. d

3. c

4. c

5. The sun was inside the bag!


Unit 30
Exercise 1

1. c

2. b

3. c

4. b

5. d

6. b

7. a

8. d

9. b

10. b
Exercise 2

1. b

2. a

3. a

4. a

5. b

6. b

7. a

8. a

9. a

10. b

Reading Comprehension

1. d

2. a

3. c

4. a

5. Later, the man returned to trick more people. Beth saw him, and the memory of the cat came back.