6. In each sentence one word needs the addition of a prefix to give meaning to the sentence. Identify words which need prefixes and add them.

1. Known as Saint Nicholas in Germany, Santa Claus was usually accompanied by Black Peter, an elf, who punished obedient children. - disobedient

2. Unemployment and costs have risen to acceptable levels. ________________________

3. She headed back home and left her mission accomplished.________________________

4. She is a rather trustful person to strangers. _____________________________________

5. It was an mistakable step of his: he had won.____________________________________

6. It was rational to react in that manner._________________________________________

7. It is legal to drive while intoxicated._______________________________________

8. It was modest of them to say that._________________________________________

9. He had made progress that was previously achievable.__________________________

10. It would be accurate to say that she has been dismissed.________________________

11. She felt a growing satisfaction with herself and her position._____________________

12. It is a alcoholic drink.___________________________________________________

13. You were attentive at the lecture, that’s why you didn’t understand anything.______________________________________________________________

14. He never phones his friends or goes out any more; he’s becoming very social._________________________________________________________________

15. With 600 billion people, the country faces population.___________________________

16. Don’t you think it was very responsible to leave a six-year-old alone in the house?_________________________________________________________________

17. I think I’ve done the steaks; they’re very tough._________________________________

7. Form nouns from the given ones with the help of the prefixes with the opposite meaning. Consult the dictionary.

1. Employment – unemployment

2. Honesty – ______________________________

3. Difference – _____________________________

4. Treatment – _____________________________

5. Fortune – _______________________________

6. Understanding – __________________________

7. Dependence – ____________________________

8. Importance – _____________________________

9. Security – _______________________________

10. Usage – _________________________________

11. Obedience – _____________________________

12. Belief – ________________________________

13. Advantage – ______________________________

14. Order – _________________________________

15. Proportion – ________________________________

16. Comfort – ________________________________

17. Deed – ___________________________________

18. Approval – ___________________________________

8. Form adjectives from the given ones with the help of the prefixes with the opposite meaning. Consult the dictionary.

1. Practical – impractical

2. Possible – _________________________________

3. Conscious –________________________________

4. Available – ________________________________

5. Valid – __________________________________

6. Significant – ______________________________

7. Legitimate – _______________________________

8. Movable – ________________________________

9. Sincere – _________________________________

10. Similar – _________________________________

11. Accurate – ________________________________

12. Believable – ________________________________

13. Complete – ________________________________

14. Married –_________________________________

15. Successful –________________________________

16. Able – _____________________________________

17. Modest – _________________________________

18. Expensive – ________________________________

19. Bearable –_________________________________

20. Loyal – ______________________________________

9. Form verbs from the given ones with the help of the prefixes with the opposite meaning. Consult the dictionary.

1. Spend – misspend

2. Obey –________________________________________

3. Judge – _______________________________________

4. Organize – _____________________________________

5. Direct – ________________________________________

6. Interpret – _______________________________________

7. Spell – _________________________________________

8. Arm – __________________________________________

9. Handle – ________________________________________

10. Print – __________________________________________

11. Treat –__________________________________________

12. Guide – _________________________________________

13. Believe – ________________________________________

14. Behave –_________________________________________

15. Lead – __________________________________________

16. Pronounce – _____________________________________

17. Encourage – _____________________________________

18. Connect – ________________________________________

19. Take – ___________________________________________

20. Use – _____________________________________________

21. Satisfy –____________________________________________

22. Trust –______________________________________________

10. Match the words on the left with their definitions on the right.

1. irreducible a) without relationship to smth.

2. irregular b) not connected with; not important

3. irrelevant c) that cannot be restored, saved

4. irreproachable d) undecided, hesitating

5. irrespective e) incapable of being recovered

6. irredeemable f) free from blame or fault

7. irrational g) contrary to rules, to what is normal

8. irremediable h) not guided by reason

9. irresolute i) that cannot be made smaller

10. irresistible j) unreliable

11. irresponsible k) completely charming

11. Write the words whose definitions are given. Each of them has the prefix EN-/EM-.

1. make dear - _______________________________________________________

2. make feeble - ______________________________________________________

3. make bitter - ________________________________________________________

4. make large - ________________________________________________________

5. put or keep in force - _________________________________________________

6. place on the throne - __________________________________________________

7. place in a bed - ________________________________________________________

8. give a title - __________________________________________________________

9. make sure - ____________________________________________________________

10. make noble - ___________________________________________________________

11. make rich - _____________________________________________________________

12. make smb a slave - _____________________________________________________

13. give courage to - _________________________________________________________

14. form a circle around - _____________________________________________________

15. bring into danger - _______________________________________________________

16. give with trust __________________________________________________________

17. excite rage in smb - _______________________________________________________

18. move to rapture - ________________________________________________________

19. to form in line of battle-____________________________________________________

20. give power to-____________________________________________________________

Now change these words as required below. Make use of EN-/EM. Remember the passive forms.

1. This poor land needs to be considerably ________________________________ RICH

before it will bear good crops.

2. I know that suffering did not _______________________________________; NOBLE

it degraded.

3. The town used to be _______________________________________________CLOSE

with a stone wall.

4. He ordered a great quantity of glass on which he had ______________________GRAVE

a sign against the Evil Eye.

5. His sense of humour never deserted him. It ______________________________ABLE

him to overcome difficulties in life.

6. I found myself ___________________________________________________TANGLE

in all sorts of problems.

7. He _____________________________________________________________BRACE

the whole scene with one rapid glance.

12. Complete the sentences changing the word in italics by using negative prefixes.

1. He took legal actions against them. – I don’t agree. I think the actions against them are _______________________________________________________________.

2. The suggestion sounded logical. – Certainly not. The suggestion sounded _________________________________________________________________.

3. He was moderate in his demands. – Far from it. He was ___________________________________________________________________.

4. The papers are relative to our business. – Nothing of the kind. These papers are _______________________________________________________to our business.

5. His conduct seems rational. – Rational? Do you really mean it? His conduct is __________________________________________________________________.

6. I think the deposit I’ve paid is recoverable. – I’m afraid not. The deposit you have paid is ______________________________________________________________.

7. The evidence is relevant to our case. – I know better. The evidence is ___________________________________________________________ to our case.

8. Yesterday the child had a regular pulse. – But today the child’s pulse is ___________________________________________________________________.

9. She is modest in her achievements. – Is she? She seems to be ____________________________________________________in her achievements.

10. This man is honest. – On the contrary. This man is ___________________________.

11. Bob is very capable. – But he is ______________________________________of making serious decisions.

12. This scheme is quite practical. – As I see it, it is _____________________________.

13. Choose the right word in the sentences below. Consult the dictionary. Translate the sentences into Russian.

1. The meat shouldn’t be eaten because it is poisoned. It is inedible / uneatable.

2. I cannot stand the taste, it is inedible / uneatable.

3. The wardrobe is too heavy. It is immovable / unmovable / irremovable.

4. Once he has made his mind, he is immovable / unmovable / irremovable.

5. Since he owns most of the shares, the chairman is immovable / unmovable / irremovable.

6. She was misinformed / uninformed about the time of the last train, she thought it was 5 p.m, but it was 6.

7. She had to telephone the station, because she was misinformed / uninformed about the times of the trains.

8. The judge should be impartial and not take sides. The judge should be disinterested / uninterested.

9. The student looked disinterested / uninterested in the lecture.

10. An immoral / amoral person violates moral principles knowingly.

11. The child is not aware of the concept of ‘right’ and ‘wrong’. The child is immoral / amoral.

12. The food is disappointing. I am dissatisfied / unsatisfied with the meal.

13. Our claim was dissatisfied / unsatisfied.

14. The demand for these goods is still largely dissatisfied / unsatisfied.

15. I distrusted / mistrusted my own eyes when I saw him alive.

16. Blocking the Internet can increase fear and arouse distrust / mistrust because it cuts off access to accurate information.

17. You’ve misplaced / displaced your affection, dear. He doesn’t deserve you.

18. Workers are misplaced / displaced by machines nowadays.

19. This politician was accused of misuse / disuse of public funds.

20. Analgin has come into misuse / disuse in many countries.

14. Complete the sentences using the word in bold and a suitable prefix and a suffix.

1. I can’t sit on that chair. It’s really _________________________________________

comfort

2. Ann has left home and is _______________________________________of her parents.

depend

3. These old envelopes are _________________________________so we can save money.

use

4. I suppose Paul might help us, but it seems ___________________________________.

like

5. I found most of the maths questions completely ______________________________.

possible

6. I __________________________________________winter sports so I never go skiing.

like

7. This is a really ____________________________stamp. I haven’t seen one like it before.

usual

8. Mike tried _________________________________to get through to Cathy several times.

success

9. Not taking exercise is rather ________________________________________________.

health

10. Being ____________________________________means that you share with others.

self

11. Not being chosen for the team was a great ___________________________________.

appoint

12. David has a really ________________________________temper, and gets angry easily.

control

13. These trousers won’t get smaller. They’re ___________________________________.

shrink

14. They didn’t give him the job as he was _______________________________________.

experience

15. Joe is very __________________________________________. You can’t count on him.

rely

16. The official was ________________________________. We didn’t get any information.

help

17. Jack shows little enthusiasm about this subject. He is _________________________in it.