English Prefixes and Suffixes Answers - Part 3

English Prefixes and Suffixes Answers - Part 3

English Prefixes and Suffixes Answers about: creating negatives using prefixes, combining prefixes and roots, forming verbs from adjectives and nouns.

Answers 1                     Exercise

Change the words using the prefixes from the box so that they have a negative
dis-, il-, im-, in-, ir-, mis-, un-

1. correct
21. regular
2. adequate
22. honest
3. rational
23. competent
4. like
24. legal
5. fashionable
25. qualified
6. attractive
26. possible
7. trust
27. lock
8. limited
28. perfect
9. certain
29. responsible
10. guide
30. agreeable
11. polite
31. understand
12. acceptable
32. connect
13. believable
33. avoidable
14. fair
34. complete
15. behave
35. accurate
16. obedient
36. welcome
17. even
37. mature
18. logical
38. conscious
19. personal
39. patient
20. continue
40. cover

Answers 2                     Exercise

Using all you know about prefixes, suffixes, and roots, guess the meaning of each of the underlined words from their context. Choose the best answer.

1. Credulous people will accept all the promises of the politicians.

d. ready to believe things

2. What they did was incredible.

a. unbelievable

3. We inscribe a tomb with a name.

a. write words on

4. Take this prescription to the drugstore.

c. written order

5. Pilots must have perfect vision before they may obtain a license.

c. sight

6. The manager appointed one person to supervise his workers.

d. observe

Answers 3                     Exercise

Make words by combining the prefixes listed in Column A with the roots in Column B, and use these words in completing the following sentences. The meaning given in parentheses will help you get the right word.

Column A
Column B

1. The teacher marked the pupil’s progress (advance) on a chart.

2. The architect was very disappointed that his new city plan had been rejected. (turned down)

3. Please project (cause a picture to appear on the screen) the picture on the screen so that everyone can see it.

4. The fortune teller predicted (told in advance) that there would be an earthquake.

5. The pilot ejected (removed) himself from his falling jet-fighter.

6. The quality of their work has gradually regressed. (returned to an earlier state)

7. The prisoners were pardoned by a royal egress. (order given by a ruler)

Answers 4                     Exercise

Write the opposite meanings of the underlined words in the blanks provided. Be sure to use your dictionary if you need help.

1. The proposal for the new bridge is acceptableunacceptable

2. The discussion ended up with most people in agreementdisagreement

3. You have spelled too many words. misspelled

4. The phone company will connect your telephone soon. disconnect

5. Due to the deaths of several patients, a lawyer was sent to investigate the doctor’s practice. unpractice

6. The author was angry because he was quoted in the newspaper. unquoted

7. The province was populated after the war. underpopulated

Answers 5                     Exercise

Fill in each blank with the correct form of one of the words taken from the list below. Be careful. There are more words than blanks. You may need this suffixes list:

child, similar, responsible, happy, member, possible, kind, friend

1. Those two boys look alike and act alike. The similarity is amazing.

2. If you need to have something done, call on Edie. She never refuses to take on the job. She has a great sense of responsibility.

3. Due to the teacher’s kindness the students took an outing instead of an examination.

4. They have been friends for a long time. Their friendship began during their childhood.

5. I’m not sure how many people belong to this club. I think the membership fee must be about three hundred dollars.

Answers 6                     Exercise

Select the most suitable answer:

suspects, emits, informed, conform, transportation, submitted, formative, inspected, imported, dismissed

1. In order to promote the sale of Thai cigarettes, the government has banned those imported from other countries.

2. The servant was dismissed for being dishonest.

3. Have you informed them of your intended departure?

4. He inspected the notes and found that they were forgeries.

5. A volcano emits smoke and ashes.

6. My car is being repaired so I am without transportation.

7. You should conform to the rules.

8. All the suspects were taken to jail for questioning about the murder.

9. All papers must be submitted no later than Friday.

10. Psychologists today say that the formative years of a child are from birth to age 5.

Answers 7                     Exercise

To do this puzzle correctly, you will need some but not all of these words. Use one word only for each answer. Do not use any word more than once. You are allowed to use your dictionary.

distract, tractable, retracted, extend, tenseness, extensive, inflexible, reflection


1. Julie cleaned the oak table so well that she could see her own reflection in it.

2. Do not take his mind off his work. Do not distract him.

3. Professor Jones is like an encyclopedia; his knowledge is very extensive.


4. I will have to extend my leave of absence.

5. The tortoise retracted its head by withdrawing it into its shell.

6. The schedule for the trip is inflexible because the hotel reservation cannot be cancelled or changed.

Answers 7

Answers 8                     Exercise

Write either be- or en- to complete the meaning of the sentences.

1. The man wanted to enlarge his only daughter’s picture.

2. People who come into contact with her are bedeviled.

3. He felt encouraged by the progress he made.

4. She bedecks herself with jewels.

5. I have enlisted him in this enterprise.

Answers 9                     Exercise

Complete the following sentences by changing the adjectives or nouns in italics into verbs by using: -ify, -ize or -en

1. Your explanation is too difficult for me to understand. Can you simplify it a little?   (simple)

2. The runway is too short to take the planes. They are making plans to lengthen it. (length)

3. Most people seem to think it would be a good idea to standardize units of weights and measurements throughout the world. (standard)

4. That water is not pure enough to drink. It will have to be purify before it can be used. (pure)

5. The government says it is spending too much money, and that ways must be found to economize. (economy)

Answers 10                     Exercise

Complete the following sentences with the correct number prefixes: uni-, mono-,
bi-, tri-, multi-, poly-

1. “Juxtaposition” and “metamorphosis” are examples of polysyllabic words.

2. In Thailand we need multi-storied car parks to accommodate all the cars.

3. A “unicorn”, a horse-like animal with one long horn, is the symbol of Wales.

4. Because of the energy crisis, bicycles are becoming increasingly popular.

5. Nowadays tricycles are still popular with small children.

6. One of the fastest means of transportation in Japan is the monorail.

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