八年级英语下册 Unit 2 Plant a Plant Unit Review课件 （新版）冀教版.ppt

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1、Unit2PlantaPlant!UnitReview构词法【新知导引·悟】根据所给提示补全下列教材中的句子并体会句中单词的构词法。1.Itgets______(wind)anddirtyeverywhere.2.Shehaslotsofgoodadviceforevery________(garden)!windygardener3.Gardeningisavery_________(enjoy)hobby.4.Plantsneedwatertogrowstrongandstay_______(health).5.I’mgoingto

2、lookaftermyplant________(careful).enjoyablehealthycarefully【知识详解·记】常见的构词法:英语单词的来源很多,最常见的构词法有派生法、合成法、转化法和缩略法等,本单元我们主要学习派生法和转化法。1.派生法:又叫词缀法,即在一个单词前或后加上前缀或后缀构成新的单词。例　词前缀dis-(否定)dislike不喜欢dishonest不诚实im-/in-(否定)impossible不可能的impolite不礼貌的un-(否定)unhappy不高兴的unlucky不走运的例　词名词后缀-e

3、rwriter作者farmer农民-orvisitor参观者inventor发明家-istviolinist小提琴家pianist钢琴家-ianAustralian澳大利亚人Canadian加拿大人-mentdevelopment发展agreement同意例　词形容词后缀-able/-iblecomfortable舒适的responsible负责的-alnatural自然的musical音乐的-fulcareful仔细的beautiful漂亮的thankful感激的useful有用的例　词形容词后缀-edinterested感兴趣的ex

4、cited兴奋的-inginteresting令人感兴趣的exciting令人兴奋的-lesscareless粗心的useless无用的-y/-lycloudy多云的windy多风的rainy多雨的friendly友好的例　词动词后缀-(i)fybeautify美化purify净化副词后缀-lysilently沉默地sadly悲伤地2.转化法:例　词名词←→动词name名字/命名watch手表/观看名词←→形容词light光/轻的right右边/正确的动词←→形容词clean打扫/干净的open打开/开着的例　词副词←→形容词last最

5、后/最后的hard努力/硬的读音不同词性不同这些单词作动词时重音在后,作名词时重音在前:contest,increase,progress,record【语法强化·练】1.(2018·龙东中考)Pleasecheckyourpaper________(care)afteryoufinishit.Wehopeyoucangetgoodgrades.2.(2018·龙东中考)—Didyouhearanything_______(usual)inthenextdoor?—No,Iwaschattingonlinewithfriends.car

6、efullyunusual3.(2019·临沂中考)Haveyouevercutyourfingerontheedge(边缘)ofabookpage?Thesmallcutonyourfingerisso_______(pain).4.(2018·武威中考)Thedaysofspringare______(wind)andbright.painfulwindy5.(2018·南京中考)ShiYuqi,abadminton______(play)fromJiangsu,helpedChinawinthe2018ThomasCup.世纪金榜

7、导学号6.(2019·南京中考)TikTok,whichis________(sudden)everywhereontheInternet,ismakingitswayintoourlives.playersuddenly7.Heisvery_______(friend)toothers,sohehaslotsoffriendsthere.世纪金榜导学号8.(2018·常州中考)—Isthisyourumbrella?—No,it’sanother_______(visit).9.(2018·长春中考)Itis________(poli

8、te)totalkloudlyinpublicplaceslikealibrary.friendlyvisitor’simpolite10.(2019·临沂中考)Thelittleboysaid,“Iamo