1. Welcome to all to today’s Presentation

2. Assistant Head teacher English Grammar Class IX-X Time:- 40minutes Introduction

3. Read the passage carefully embed grandmotherenableencage enchain rememberbefool Once Mina had no power to embed grandmother. Now she is enable to encage pigeon in the cage, enchain her dog with chain, remember how to befool others. In that passage some words are EmbedEnableGrandmother EncageEnchainRemember Befool

4. Embed Embed Enable Enable Grandmother Grandmother Encage Encage Enchain Enchain Befool Befool Remember Remember

5. Now look another words and their meaning Rich = wealthy en in Sect = division enrich insect joy = happiness en enjoy

6. Happy port Unhappy import

7. human act Inhuman act Human Root word prefix in New word inhuman

8. Formation of words by using Prefix Lesson Declarati on

9. Target Able to learn prefix Define derivatives, prefix Learn to make new words by using prefix

10. noun, adjective, verb, adverb From 8 parts of speech 4s are base words and other 4s are subsidiary words. The Root or base words are noun, adjective, verb, adverb.The subsidiary words are pronoun, preposition, conjunction interjection. Subsidiary words are not be changed but others can be inter changed.

11. Generally we make new words or we can inter change a word by adding letter(s) or words before or after a word. These is called derivatives. There a re two kinds of Derivatives. Primary Secondary Derivatives Prefix Suffix Derivatives

12. Prefix n‡jv GK ev GKvwaK letter hv †Kvb word এর c~‡e© †hvM n‡q bZzb kã MVb K‡i | †hgb: Rich (adj)- abx, En+rich = Enrich (Verb)- abx Kiv| GLv‡b, “en” prefix hy³ n‡q Verb n‡q‡Q| A prefix is group of letters at the beginning of a word. It indicates part of the meaning of the whole word.Example:- Dis = not ; I am displeased by your words. A prefix is group of letters at the beginning of a word. It indicates part of the meaning of the whole word.Example:- Dis = not ; I am displeased by your words.

13. Prefix; dis = not dis Mina disagrees with Rina. dis Matin dislikes his sister’s activities. Use of prefix

14. Prefix; hyper = extreme/excessive hyper Mina is hyper active hyper Matin is suffering from hypertension.

15. Prefix; anti = against/ opposed to Mina does not have many friends because she is an antisocial person. Matin has got antibiotic because he has cold.

16. Prefix; de = change de Mina is drinking some water because she is feeling dehydrated. de Matin has debugged his computer.

17. . Prefix; il, in, im,ir = not il To carry on a gun is illegal. im There is too much noise, impossible to sleep.

18. I am, You are He is. I am, You are He is. Prefix; in, ir = not in He is very inactive boy ir Am, is, are irregular verbs.

19. Prefix; inter = between/among The officer wanted to interact the mass people. The World Cup is an international event.

20. Prefix; mis = bad/badly/wrong mis The lady officer misbehave badly. The lady officer misbehave badly. mis The man misbehaved with the little boy.

21. Prefix; pre= before /earlier pre Rajib brought a pre-dinner drinks. Prefix is important to make English words.

22. Prefix; re = again I want to re write the story. The tea became cold. I want to re heat it.

23. . Prefix; sub = under sub In the Atlantic there are many submarines. sub Jenny takes the subway to go to her office.

24. Prefix; un = not/ against un I always unplug the socket of television. Lina is unhappy because her document is lost.

25. Make words 2-3 by using prefix & words in indefinite im impossible dis dismissed incorrect indirect impracticable disturbed discontinue ad advance adjust adjustment at attendance attachment attention

26. Group works. Ante = before Ante = before antecedent antecedent Anti = against Anti = against antipathy antipathy Bi = two Bi = two bicycle bicycle Com = together Com = together combine combine Co = with Co = with collection collection Dis =not Dis =not discord discord Use in sentences following prefix.

27. feedback;01; Observe the image and make right word --happy --passion --able --port ---tribute --keeper

28. a a Inability b b embrace e e inattention c c deforest d d unhappy feedback;02;

29. Write 20 words by using following prefix be, de, im, in, ir,un,mis, an, a, ante, anti, bi, cata, circum, com, co, col, dia, dif, contri. Write 20 words by using following prefix be, de, im, in, ir,un,mis, an, a, ante, anti, bi, cata, circum, com, co, col, dia, dif, contri. Home work

30. See you next class.