1、七年级英语下册Unit 5 知识整理【Useful expressions】1.be from/come from.来自于2.kind of/ a little.有点 3.all day 整天 4.very much/a lot 非常 5.more than/over.超过6.some of.(其中)一些7.a symbol of.的象征 8.good luck 好运 9.for a long time 很长时间 10.get lost/ lose ones way 迷路 11.be in danger 处于危险中12.cut down 砍伐 13.be made of.由.制成 14.kil
2、l.for. 杀死.获取.15.lose ones way/home 失去家园/迷路 16.be friendly to. 对.友好 17.South Africa 南非18.forget to do sth.忘记去做某事19.forget doing sth.忘记做过某事20.places with food and water 有食物和水的地方21.things made of ivory 象牙制品【Target sentences】1.Why do you like pandas? Because theyre kind of interesting.2.Where are pandas
3、 from? Theyre from China.3.Why dont you like lions? Because theyre really scary.4.Lets see the pandas first.Theyre my favorite animals.5.Why do you want to see them?Because theyre beautiful.6.The elephant is one of Thailands symbols.7.Our first flag had a white elephant on it .This is a symbol of go
4、od luck.8.Elephants can walk for a long time and never get lost.9.People cut down many trees so elephants are losing their homes.10.People also kill elephants for their ivory.11.But elephants are in great danger.12.We must save the trees and never buy things made of ivory.【Language points】1.Why do y
5、ou want to see them? Because theyre interesting.why引导的特殊疑问句why引导的特殊疑问句常用来询问原因。其结构为“Why+一般疑问句?”，常用because引导的句子来回答，why为疑问副词，意为“为什么”。Why do you like P.E.? 你为什么喜欢体育？Because it is exciting.因为它令人兴奋。【易错警示】在英语中，because(因为)和so(所以)不能同时出现在一个句子里。我不想买这件毛衣，因为它太贵了。( ) Because the sweater is too expensive, so I don
6、t want to buy it.( ) I dont want to buy the sweater because it is too expensive.( ) The sweater is too expensive, so I dont want to buy it.2.kind of interestingkind of 稍微；有点儿kind of常用来修饰形容词或副词，相当于a little或a bit。I watched a movie.Its kind of boring.【拓展延伸】kind 作名词，意为“种类”。常构成短语：a kind of 一种all kinds of
7、 各种各样的different kinds of 不同种类的3.I think tigers are really scary.very和really语气更强，kind of程度轻，相当于a little; 而really语气较重，它还能表示说话者发自内心的感受。4.Where are they from?be from 来自相当于come from，后接表示地点的名词。He is from Beijing.=He comes from Beijing.Where + be + 主语 + from?该句型意为“来自哪里？”。回答用“主语 + be + from + 地点”或直接回答地点。Whe
8、re is Lily from? She is from Australia.5.He can walk on two legs. walk on two legs. 两条腿走路walk, stand 等动词后可接“介词+身份部位”，用以描述行为姿态。如：walk on ones hands 用手倒立行走；stand on ones hands 倒立。6.Why dont you like the cat?Why dont + 主语 +动词原形+其他？该句式意为“某人为什么不做某事？”，询问原因。Why dont they buy a new house? Because they dont
9、have enough money.【拓展延伸】 “Why dont you?” 可用来提建议，意为“你为什么不呢？”，与“Why not?”同义。此时的答语应为“Good idea!” 或“Thats sounds great.”等。Why dont you get her a scarf? Good idea!7.She sleeps all day, and her name is Lazy.sleep v.& n.睡觉(1) sleep在句中作动词，意为“ 睡觉 ”，指睡眠的持续状态。Some students cant sleep well the day before a math
10、 exam.(2) sleep也可作不可数名词， 意为“睡觉”。I need to get some sleep.8.I like dogs because theyre friendly and smart.friendly adj.友好的friendly作形容词，由“friend(n.朋友) + -ly” 构成，其反义词为unfriendly(不友好的)。常用短语：be friendly to sb.“对某人友好”。You should be friendly to your classmates.语境串记Jim and Bob are my good friends.They are v
11、ery friendly to me.【拓展延伸】一些单词加-ly变成形容词： love + -ly lovely 可爱的live + -ly lively 充满活力的9.We are students from Thailand, and we want to save the elephants.save v.救；救助save在句中作及物动词，常用短语：save ones life“挽救某人的生命”。The doctor saved many peoples lives.【拓展延伸】save作动词，还有“储存；节约”之意。She is saving money to buy a compu
12、ter.We should try to save water.10.The elephant is one of Thailands symbols.(1) one of 之一，后接可数名词复数或人称代词宾格的复数The dragon is one of Chinas symbols.(2) symbol作可数名词， a symbol of 的象征Red is a symbol of good luck.11.They can also remember places with food and water.water n.水;是不可数名词。My grandpa drinks a glass
13、 of water every morning.【拓展延伸】water还可作动词，意为“给浇水”。Can you help me water the flowers? 12.People say that “an elephant never forgets”.forget v.忘记；遗忘forget作动词，其后可接名词、代词、动词不定式或动词-ing形式作宾语。forget的反义词为remember（记住）。Lets forget our quarrels(争吵).13.Elephants can walk for a long time and never get lost.（1） for
14、 a long time 很长（一段）时间， “for+一段时间” 表示动作持续一段时间You can keep the book for two weeks.（2）get lost 迷路，相当于lose ones wayIts easy to get lost in the jungle(丛林).14.But elephants are in great danger.be in danger 处于危险之中该短语中danger是名词，意为“危险”。对应短语为be out of danger，意为“脱离危险”。If someone is in danger, call the police a
15、t once.Jack is still in hospital, but he is out of danger.【拓展延伸】dangerous作形容词，意为“危险的”。15.People cut down many trees so elephants are losing their homes.（1）cut down 砍倒cut down 为“动词+副词”型短语，后接名词作宾语时，名词放在副间 down 之前或之后都可以；后接代词作宾语时，代词只能放在 cut 和 down 之间。Dont cut down trees.= Dont cut trees down.The tree wa
16、s dead, so he cut it down.（2）辨析family，home，house与room16.Today there are only about 3,000 elephants (over 100,000 before).over prep.超过，多于；在上方(1)over在句中作介词，意为“超过，多于”，相当于more than。There are over 40 students in our class.(2)over 作介词，还可表示方位，意为 “在.上方”，此时其反义词为under。A lamp is hanging over the table.17.We mu
17、st save the trees and not buy things made of ivory.be made of 由制成【 易混辨析】be made of, be made from与be made in【Grammar Focus】why, where 引导的特殊疑问句【Grammar Focus】why, where 引导的特殊疑问句特殊疑问句是以特殊疑问词开头的对某一具体问题进行提问的问句。回答特殊疑问句不能用yes或no。特殊疑问句一般读降调。本单元主要讲why, where 引导的特殊疑问句。(1) why引导的特殊疑问句，常对原因进行提问，一般用because来回答。 W
18、hy do you like the book? 你为什么喜欢这本书？ Because it is interesting.因为它有趣。(2) where引导的特殊疑问句，常对地点进行提问。 Where is the schoolbag? 书包在哪里？ Under the tree.在树下。程度副词程度副词表示程度，常用来修饰形容词、副词。本单元出现的程度副词主要有kind of, very, really, so等。在运用程度副词时，very 和really语气更强；kind of程度轻，相当于a little；而really语气较重，它还能表示说话者发自内心的感受，意思是“真正地”。Pan
19、das are kind of interesting.Pigs are very lazy.Koalas are so cute.I think tigers are really scary.【Topic writing】范文 1My favorite animal is a panda in Beijing Zoo.I call her Beibei.Isnt she cute? She is from China and she is five years old.She likes to eat and sleep a lot.I like Beibei because she is
20、 very friendly and cute.She is not shy at all! Lots of people go to see her every day because she is so beautiful.范文 2My favorite animalI like animals.And my favorite animal is the koala.They are small, and they are very cute.They have round eyes and ears.They also have a round head and body.They look like bears.I love them because they are beautiful and funny.Koalas often stay in trees.They sleep during the day.At night they get up and eat leaves.They come from Australia and they are really lovely. 5
