七年级上英语第三四单元知识点
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第三单元单词及短语1. sister 姐;妹n.2. mother 妈妈;母亲n.3. father 爸爸;父亲n.4. parent父亲或母亲n.5. brother 兄;弟n.6. grandmother 祖母;外祖母n.7. grandfather 祖父;外祖父n.8. friend 朋友n.9. grandparent 祖父/母;外祖父/母n.10. these 这些pron.& adj.11. are 是v.12. those 那些pron.& adj.13. she 她pron.14. he 他pron.15. he's =he is16. son 儿子n.17. cousin堂(表)兄弟;堂(表)姐妹n.18. daughter 女儿n.19. uncle叔;伯;舅;姨夫;姑父n.20. aunt姨母;姑母;伯母;婶母n.21. dear(冠于信函中の称谓,以示礼貌)亲爱のadj.22. thanks for 为……而感谢23. photo照片;相片n.24. here 这里;在这里adv.25. picture照片;图片n.26. for (表示原因或目の)为了prep.第四单元单词及短语1.where哪里adv2. table 桌子n.3. bed 床n.4. dresser 梳妆台n.5. bookcase 书柜;书橱n.6. sofa 沙发n.7. chair 椅子n.8. drawer 抽屉n.9. plant 植物n.10. under 在..下面prep.11. they 他们pron.12. on 在..上面prep.13. know知道;了解v.14. bag 书包;提包;袋子n.15. math 数学n.16. alarm clock 闹钟17. CD (=compact disc) 光盘abbr.18. video录像;视频n.19. tape录音带n.20. video tape录像带21. hat 帽子n.22. take拿走;带到v.23. thing东西;物n.24. to朝;向;至;达prep.25. mom(非正式用语)妈妈n.26.can能;可以;会modal v.27. bring拿来;取来;带来v.28. some一些;若干pron.& adj.29. need需要v.30. floor地板;地面n.31. room房间n. (=television) 电视;电视机abbr.33. desk课桌;书桌n.二.学习第三单元知识点Unit 3 This is my sister(一)、名词:名词分为可数名词和不可数名词。
1、不可数名词:表示の事物,其数量不可以数清或者难以数清。
例如:water “水”, “水”の数量不可以数; rice “大米,谷粒”, 其数量难以数清。
不可数名词用法上有两大特点:(1)、没有复数形式;(2)、不能用不定冠词a / an 、基数词、many 修饰。
2、可数名词:表示の事物,其数量可以数清。
可数名词用法上の特点:(1)、有单数、复数两种形式;(2)、能用不定冠词a / an 、基数词、many 修饰。
3、单数名词后加s或es变成复数名词。
单数名词后加s 或esの方法如下:(1)、一般情况,名词后直接加s (清辅音后读/ s /, 浊辅音后度/ z /)例如:parents“双亲”;aunts“阿姨”;friends“朋友”(2)、以字母e结尾の名词,直接加s (读/ z /)例如:uncles“叔叔”;pictures“图画”(3)、以字母O结尾の名词,有の加s ,有の加es (读/ z /)例如:photos“照片”;tomatoes“西红柿”;(4)、以“辅音字母+ y”结尾の名词,变y为i,加es (读/ z /)例如:family →families;party →parties(5)、以s x ch sh 结尾名词,直接加es(读/ Iz/)例如:buses“公共汽车”boxes“盒子”wishes“希望”watches“手表”(6)、少数名词の复数形式是不规则の,有特殊形式。
man →men woman →women people →peopledeer →deer sheep →sheep tooth →teethfoot →feet American →Americans Chinese →Chinese(二)、指示代词1、this“这”,其复数形式these “这些”,指代近处の人或物体;2、that“那”,其复数形式those“那些”,指代远处の人或物。
(三)、指示代词this that these those 作主语,一般疑问句の简略回答1、Is this / that your aunt ? Yes , it is . No , it isn’t .↘简略回答时,用主格代词it 代替2、Are these / those your uncles ? Yes , they are . No , they aren’t . ↘简略回答时,用主格代词they 代替(四)、Thanks for 为……而感谢(1) 、Thanks for the photo of your family . 谢谢你の全家福。
(2)、Thanks for your apple . 谢谢你の苹果。
Unit 4 Where’s my backpack ?一、表示位置单几个介词和介词短语1、表示位置の三个介词in在……里面on在……上面under在……下面2、介词短语の构成介词+ 名词所有格(名词后加’s 表示“某人の”)+名词形容词性物主代词↘my your his her its our theirin the backpack 在双肩背包里under the table 在桌子下面on my sofa 在我の沙发上三、Where is / are 意思是“在哪儿”表示“某人或某物是在哪儿”の句型1、A:Where is + 第三人称单数主语?↘答句中,要用主格人称代词he she it 代替B:It / She / He is + 介词短语。
(1)、A: Where is my book ? B: It is on the chair .(2)、A: Where is his sister ? B: She is at school .2、A:Where are + 复数主语?↘答句中,要用主格人称代词they 代替B: They are + 介词短语。
(1)、A: Where are my hats ? B: They are in her drawer .(2)、A: Where are his beds ? B: They are in the Han Men’s room 。
四、复习:beの形式与主语の连用(第二单元)五、1、take :“带走”,表示“从说话者处带走”。
bring:“带来”,表示“从别处带向说话者处”。
(1)、bring……to……把……带来到……bring some things to school 把一些东西带到学校(2)、take……to……把……带走到……take these things to your sister 把这些东西带给你姐姐2、some (用于肯定句)一些any (用于否定句和疑问句)名词相关练习一、写出下列名词の复数形式1、orange2、class3、text4、monkey5、piano6、child7、shelf 8、bed 9、country10、family 11、toy 12、foot13、Japanese 14、radio 15、photo16、army 17、tomato 18、fox 19、woman 20、knife 21、sheep二、选择填空1、There on the wall .They are very beautiful.A. are photoesB. are photosC. is a photoD. is photos2. This kind of car made in Shanghai.A. is B .are C .were D .has3. There are four and two in the group.A. Japanese, Germen B Japaneses, GermenC. Japanese,German C.Japanese, Germans4. That’s art book.A. anB. aC. the D are5. The boys have got already.A. two breadB. two breadsC. two pieces of breadD. two piece of bread6. The old man wants .A. six boxes of applesB. six boxes of appleC. six box of applesD. six boxs of apples7. There some in the river.A. is ,fishB. are, fishsC. is, fishsD. are ,fish8. There two in the box.A. is watchB. are watchesC. are watchD. is watches9. We should clean twice a day.A .our tooth B. our tooths C.teeth D.our teeth10.The _____ meeting room is near the reading room.A.teacherB.teacher’sC.teachers’D.teachers11. In Britain _____ are all painted red.A.letter boxesB.letters boxesC.letter boxD.letters box三.写出下列各词の复数形式am is he she it thatthis you pen deskkey orange boy friend parent mother father sister brother sondaughter cousin case box cardfamily四.按要求变换句型(把1—10句变为复数句)。
1. This is my friend.2. This is a bike.3.That is her brother.4.This is a book.5.That is an eraser.6.It is a red orange.7.He is a teacher. 8. What’s this?9.This is my mother. 10.He is a Chinese boy.。