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1、Unit4 Why dont you talk to your parents?1. get( 1 ) 买get sth. for sb. = get sb. sth.为某人买某物Can you get some fruit for me when you go shopping ?= Can you get me some fruit when you go shopping ? ( 2 ) 得到，到达Where did you get the book?When did you get the letter?He got home late last night.（ 3 ）使，让， get
2、 + 宾语 + 宾补 Please get you coat clean.Get your mouth closed.使某人 / 某物怎么样get sb. to do sth.使某人做某事I got him to call Jim yesterday.（ 4 ） ( 逐渐 ) 变得 .The weather gets warmer and days get longer . Why did the teacher get angry ?2. how about/ what about （ 1 ）向对方提出建议或请求后跟名词 / 代词 / 动词 ing 形式。How about going ou
3、t for a walk?How about something to eat?（ 2 ）向对方征求意见或看法How about the TV play ?How about buying the house now ?( 3 ) 询问天气或身体情况How about the weather in Hainan Island ?How about your parents? Are they living with you ?( 4 ) 谈话中承接上下文Im forty years old. How about you?Im from Beijing. How about you?3. rec
4、eive 收到The girl was happy to receive many gifts on her birthday .receive a letter from = get a letter from = heard from 收到某人的信 I received a letter from my parents last Sunday .= I got a letter from my parents last Sunday .= I heard from my parents last Sunday .accept接受He couldnt accept our suggestio
5、ns but our gifts.She was very glad to receive the invitation.I received an invitation to the party , but I refused to accept it .4. a 6-year-old child一个六岁的孩子6-year-old 是由 “ 数词 + 名词 + 形容词 ” 构成的复合形容词，作前置定语，修饰 后面的名词 child 。“ 数词 + 名词 + 形容词 ” 构成的复合形容词，中间的名词要用单数形式：a five-year-old girla two-meter-long rule
6、r一个五岁的女孩一把两米长的尺子a ten-story-high buildinga two-inch-thick dictionary一栋十层高的楼房一本两英寸厚的词典5. too.to 太 而不能 too 后跟形容词或副词原形 , to 后跟动词原形 , 构成不定式， 句子的主语与动词不定的主语不一时 , 可以在动词不定式前加逻辑主语for sb 。He is too young to join the army (军队 ) . 他年纪太小，不能去参军。The math problem is too difficult for me to work out . 这道数学题对我来说太难 了，
7、做不出。too.to 可以与 enough to 和 sothat 转换 . She is too young to do the work .= She isnt old enough to do the work .Tom is too tired to walk any farther .= Tom is so tired that he cant walk any farther .6. pay , spend , cost , take的区别（ 1 ） pay 花费 ( 多少钱 ) , 主语是人。 sb. pay some money for sth.I paid 5000 yuan
8、 for the computer last week .我上个星期花了 5000 买电脑。（ 2 ） spend花费 ( 多少钱或时间 ) ，主语是人。sb. spend some money on sth.sb. spend some time ( in ) doing sth.I spent 5000 yuan on the computer last week .She spent 2 hours ( in ) doing her homework . （ 3 ） cost 花费 ( 多少钱 ) , 主语是物。 sth. cost sb. some money.她花了 2 个小时做作业
9、。This jacket cost him 200 dollars.这件夹克衫花费她 200 美元。（ 4 ） take 花费 ( 时间 ) ，主语形式主语为 It. It takes sb. some time to do sth.花费某人多少时间做某事How long does it take sb. to do sth?花费某人多少时间做某事 ?It took Liu Hong 2 hours to do her homework.刘红花了 2 个小时做作业。7. sleep , sleeping, sleepy , asleep , fall asleep , be asleep（ 1
10、 ） sleep动词 , 睡觉 , 强调动作。I am very tired. I want to sleep.我很累，想睡觉。（ 2 ） sleeping, sleep的现在分词 , 表示 “ 正在睡觉 ” 。Dont make so much noise. The baby is sleeping.不要这么吵，宝宝在睡觉。（ 3 ） sleepy想睡觉的 , 困倦的。I am a little sleepy. Id like to go to bed.我有点困了，我想去床上睡觉了。（ 4 ） asleep 睡着了的。The teacher found Tom asleep in class
11、 and kept him behind after school. 发现汤姆上课睡觉，放学后就把他留了下来。（ 5 ） fall asleep 强调从没有睡着到睡着的过程 , 不能接一段时间。老师I couldnt fall asleep until it was very late last night .我昨天晚上到很晚才睡着。（ 6 ） be asleep 表示睡着后的状态, “ 睡着了 ”, 可以接一段时间。He was asleep for three hours.他睡了 3 个小时。8. open( 1 ) 动词 , 打开 , 开业 , 开张 , 展现Would you mind
12、 opening the window ? ( 2 ) 形容词 , be open 开着的 , 开放的你介意我把窗户打开吗？On weekends the swimming pool is open to the public. 对公众开放的。在周末，这个游泳池是9. close动词 , 关闭 , 关上 , 合上closed形容词 , be closed关着的 , 关闭的10. encourage动词 , 鼓励 , 激励encourage sb. to do sth. 鼓励某人做某事Parents should encourage children to do things by themse
13、lves. 家长们应该要鼓励孩子们自己动手做事情。11. progress 名词 , “ 进步 , 进展 ”make progress “ 取得进步 , 取得进展 ”Tom is now making great progress at school.汤姆现在在学校的进步很大。12. take an interest in ( doing ) sth.对 ( 做 ) 某事感兴趣否定表达是take no interest in ( doing ) sth.对 ( 做 ) 某事不感兴趣Do you take an interest in English ?你对英语感兴趣吗？Most children take an interest in playing computer games. 戏很感兴趣。大多数孩子对电脑游13. make friends with sb.和某人交朋友Would you like to make friends with us?你想和我们交朋友吗？
人教版英语八年级下册英语第4单元知识点归纳
