英语单词中的拉丁语希腊语前缀后缀课件

1、英语单词中的拉丁语希腊语前缀后缀5th Grade ELA StandardWord Analysis & Vocabulary 1.4Know abstract, derived roots and affixes from Greek and Latin and use this knowledge to analyze the meaning of complex words.英语单词中的拉丁语希腊语前缀后缀Learning ObjectiveWe will use Greek and Latin word roots to *determine the meaning of w

2、ords. *determine = figure outTrack with me; read with me; tell partner. What are we going to do today? P/S, NV英语单词中的拉丁语希腊语前缀后缀We know that words are broken into parts that help us figure out their meaning: Prefixes are at the beginning of words. pre- means before fix means attach, repair Whiteboards

3、:Suffixes are at the end of words. So, “prefix” means “attached before.”Which word part is found at the end of words?英语单词中的拉丁语希腊语前缀后缀We know that words are broken into parts that help us figure out their meaning.PrefixesPrefixMeaningExamplere-back, againrefilltri-threetripletun-notundoSuffixesSuffix

4、MeaningExample-fulHavingcareful-lessWithout, missingjoyless-lyIn the manner ofhopefullyTell your partner: An example of a prefix is _ which means _. (W/B, NV) How do word parts like prefixes and suffixes help us _? (P/S, NV)英语单词中的拉丁语希腊语前缀后缀A root is a set of letters that have meaning. It is the most

5、 basic form . Affixes are added to the root to create a new word. A root can be at the front, middle or end of a word. Many words in the English language are based on Greek & Latin word roots.Teacher reads; Track with Me What is a word root? P/S, NVTeacher reads; Track with MeExample:The Latin r

6、oot ject means “throw”So project can mean “to throw forward”英语单词中的拉丁语希腊语前缀后缀English words can have all three parts:prefix + root + suffixab + duct + edaway from + to lead/pull + verb: past tenseabducted means ”pulled or lead away from”i.e. The general was abducted by masked gunmen. Roots can appear

7、more than once, and anywhere in the word.WordMeaninggeologyearth study / study of the earthtelegraphdistance writing / writing that travels fartricyclethree wheelsasocialnot being companionable / not wanting to join others英语单词中的拉丁语希腊语前缀后缀 Which one of the following shows a root with an affix? WB bic

8、ycle2. hippopotamus How did you know? P/S NV英语单词中的拉丁语希腊语前缀后缀Importance Knowing and using Greek and Latin word roots can help you figure out the meaning of words you dont recognize. This will make you a better reader and writer.Why is it important to know how to use Greek and Latin word roots? P/S; C

9、FU x1-2Can anyone share a different reason? Volunteers英语单词中的拉丁语希腊语前缀后缀Skill Steps英语单词中的拉丁语希腊语前缀后缀root + suffix I Doastrologyastro = stars-logy = study ofSo it means:the study of stars” We Dobiologybio = life-logy = study ofSo it means:“the study of life”How did I determine the meaning of astrology?F

10、rame: “We determined the meaning of astrology by _.” P/S; NVHow did we know biology meant the study of life?Frame: “We knew that biology meant the study of lifebecause _.” P/S; NV英语单词中的拉丁语希腊语前缀后缀prefix + root I Doempathyem- = having pathy = feelingSo it means:“having feeling” The soldier had empathy

11、 for the prisoner. We Doenamoren- = havingamor = loveWhat does enamor mean?“having love” How do you know that? P/S; NV 英语单词中的拉丁语希腊语前缀后缀root + root I Dopseudonympseudo = falsenym = name”false name”Samuel Clemens wrote under the pseudonym “Mark Twain.” We Doaqueductaque = waterduct = to lead/pullWhat

12、is an aqueduct used for?How do you know that?P/S, non-volunteer英语单词中的拉丁语希腊语前缀后缀prefix + root + suffix I Doretrospectiveretro = backwardsspect = look-ive = having quality of“quality of looking backward” History is a retrospective way of looking at life. We Docarnivorecarni = meat vor = eat-e = one wh

13、o“one who eats meat”What does carnivore mean?How did you know? P/S, volunteer 英语单词中的拉丁语希腊语前缀后缀Closure What do we call the most basic form of a word that has meaning? Non-volunteer 1-2 What does portable mean? whiteboards Why do you think knowing and using Greek and Latin word roots is important?Volu

14、nteer Okay英语单词中的拉丁语希腊语前缀后缀Independent Practice Follow the steps and directions. Write the meaning on the line following the word.英语单词中的拉丁语希腊语前缀后缀A List of Greek and LatinWord Roots, Prefixes and SuffixesRootMeaningRootMeaningRootMeaningPrefix/SuffixMeaningductto lead/pullmicrosmallphobiafear ofab-aw

15、ay fromtele distancespectlook, seeautoselfa-, un-,-lessnot, withoutgraphwrite, drawaque, aquawaterruptbreakem-. en-, -y, -ful having,marked bybiolifeastr, asterstarsscopesee, watchretro-backwardsgeoearthlogy, ologystudy ofpseudofalse-ive, -ichaving quality ofriumhousecyclewheeldynampower-alresult oftransacrossnym, nomnamejectthrow-able, -ibleabilitypathyfeeling foramor loveproforward-oidresembling, likecent, centihundredderm, dermask