1. Prefixes : letters placed at the beginning of a word that alter its meaning. Examples: re dis ir hyper pre inter un non

2. build  Rebuild do  Redo fill  Refill open  Reopen read  Reread tell  Retell visit  Revisit write  Rewrite The Prefix ‘re’ means again Practice: He did the test again. He the test. Example: He rebuilt the house means he built the house again redid

3. redo rewrote re-read My teacher asked me to………… the exercise. So I …………the exercise and ………….. my assignment.

4. redo rewrote re-read My teacher asked me to………… the exercise. So I …………the exercise and ………….. my assignment. redo re-readre-wrote

5. The Prefix ‘dis’ means not Obey Infect Arm Continue Disobey Disinfect Disarm Discontinue Appear Approve Connect Allow Disappear Disapprove Disconnect Disallow Example: He disobeyed his father means he did not obey his father Practice: She did not like her behaviour. She her behaviour. disliked

6. I’m a police officer. Last week I had to ……….. a robber. I said, ‘Put your hands up!’ But he …………… me.’ Then he smashed me on the nose and when I woke up he had ………………….. My commanding-officer …………… of my actions. disapproved disobeyed disappeared disarm

7. I’m a police officer. Last week I had to ……….. a robber. I said, ‘Put your hands up!’ But he …………… me.’ Then he smashed me on the nose and when I woke up he had ………………….. My commanding-officer …………… of my actions. disapproved disobeyed disappeared disarm disarm disobeyed disappeareddisapproved

8. The Prefix ‘ir’ means not in adjectives Regular Relevant Replaceable Resistible Irregular Irrelevant Irreplaceable Irresistible Responsible Reversible Rational Reconcilable Irresponsible Irreversible Irrational Irreconcilable Example : He is irresponsible means he is not responsible Practice: That is not legal. That is. illegal

9. Yesterday was not a good day in my life. I broke my mother’s vase. She said it was ……………….and she said I was………………… My mother and I are now …………………. irreconcilable irreplaceable irresponsible

10. Yesterday was not a good day in my life. I broke my mother’s vase. She said it was ……………….and she said I was………………… My mother and I are now …………………. irreconcilable irreplaceable irresponsible irreplaceable irresponsible irreconcilable

11. The Prefix ‘hyper’ means very /big Hyper-critical Hypermarket Hypersensitive Critical Market Sensitive Tension Active Inflation Hypertension Hyperactive Hyperinflation Example : He is hyperactive means he is very active Practice: He is very sensitive. He is. hypersensitive

12. The Prefix ‘Pre’ means before Example : The jeans are pre-shrunk means they were shrunk before Judge Face Marital View Prejudge Preface Premarital Preview Conceive Meditated Position Shrunk Preconceive Premeditated Preposition Pre-shrunk Practice: She viewed it before. She it. previewed

13. The Prefix ‘inter’ means between Continental National Act City Change Mingle Intercontinental International Interact Intercity Interchange Intermingle Example : This is an intercity train means it goes between cities nonstop. Practice: There was action between the two. There was interaction.

14. The Prefix ‘non’ means not Starter Descript Alignment Aggression Non-starter Non-descript Non-alignment Non-aggression Stop Stick Smoking Sense Non-stop Non-stick Non-smoking Nonsense Example : This is a non -stick pan means food will not stick to it. Practice: This flight does not have a stopover. It is a flight. non-stop

15. The Prefix ‘un’ means without or not Accompanied Able Affected Announced Unaccompanied Unable Unaffected Unannounced Certain Beaten Broken Common Uncertain Unbeaten Unbroken Uncommon Example : I am unable to do it means I can not do it. Practice: I’m not prepared for this test. I’m. unprepared

16. I booked a ……………….apartment on a …………..train to a ……………… town in middle America. I arrived ………………..and was …………………. in selling my ……………. saucepans unannounced non-descript non-smoking unannounced non-stop non-stick

17. I booked a ……………….apartment on a …………..train to a ……………… town in middle America. I arrived ………………..and was …………………. in selling my ……………. saucepans unannounced non-descript non-smoking unannounced non-stop non-stick non-smokingnon-stop non-descript unannouncedunsuccessful non-stick

18. Practice: 1.The flight to England does not stop. It is ………….. 2.The flight crosses between continents. It is………… 3.The information is not relevant. It is ………………. 4.The buses are not regular. They are ……………….. 5.He does not respect her. He shows…………………. 6.He is not able to solve it. He is …………..to solve it. 7.The shop has opened again. It has ………………….. 8. The store is very big. It is a ………………………… Click for answers

19. Answers: 1.The flight to England does not stop. It is 2.The flight crosses between continents. It is 3.The information is not relevant. It is 4.The buses are not regular. They are 5.He does not respect her. He shows 6.He is not able to solve it. He is to solve it. 7.The shop has opened again. It has 8. The store is very big. It is a irrelevant. irregular. disrepect. unable reopened hyperstore. non-stop. intercontinental.