2018英语七年级下册各单元知识点归纳

1、英语七年级下册各单元知识点归纳Unit 5 Topic1重点语法 一般现在时（常与频 度副词 never, seldom, sometimes, often,usually, always 等连用）重点句型 How do you usually come to school? I usually come to school by subway. How often do you go to the library? Once/Twice/Three times a week/Very often/Every day/Seldom 重点详解always come to school by bu

2、s.by+交通工具名称，表示使用某种交通方式，中间不加限定词，如果交通工具前有 a, the, my 等限定词，就不能用 by, 而是用 in 或是 on.on the train=by train on his bike=by bike in my car=by car.巧辩异同 on foot 与 walk on foot “走路”，是介词短语，不能作谓 语，只作方式状语，位于句末。 walk “走路” , 是动词，可以作谓语。go to on foot= walk toI often go to school on foot. =I oftenwalk to school. . by c

3、ar = drive同样，go to .by bike = ride a bike to go toa car togo to by plane = fly togo to by bus = take abus to2 .Come on! It 's time for e on “快点，加油，来吧”。It 's time for sth. “该做某事了”，与 It 's time to do sth. 意思一样。3 . look 的短语 look the same 看起来一样look like 看起来像look for 寻找look after照顾4

4、.do my homework at school在学校做作业do one's homework 做家庭作业 （注意 ：one's 要随主语的变化而变化，常用 形容词性物主代词 my, your, their, our, his, her 等）。5 we want to know about the school life of American students. 我们想了解 一下美国学生的学校生活。kn ow about "了解，知道关于”。6 巧辩异同 a few 与 few a few “一些”， few “很少，几乎没有”，修饰可数名词。a little 与

5、 little a little “一些”， little “很少，几乎没有”，修饰 不可数名词。7 They often play basketball or soccer, go swimming and so on.go swimming 去游泳 and so on “等等”，表示还有很多。拓展 go+ 表示去做某事 ，类似的有： go fishing 去钓鱼 go shopping 去买东西 go boating 去划船 go skating 去滑冰8 How often do you go to the library?你多久去一次图书馆？how often “多久一次” ， 问频率

6、。答语常用频度副词 never, always,often 等 或单位时间内的次数 once a week 一周一次 twice a month 每月两次 three times a year 每年三次语法讲解一般现在时： 一般现在时表示：（ 1）现在所处的状态。Jane is at school.（ 2）经常或习惯性的动作。I often go to school by bus.（ 3）主语具备的性格和能力。He likes playing football.（ 4）客观真理。 The earth goes round the sun.常用的时间状语： often, always, usua

7、lly, sometimes, every day等等。行为动词的一般现在时，助动词是 do/don ' t和does/doesn ' t.当主语是第 一、二人称和所有复数形式时，行为动词用原形。肯定式： I go to school on foot.否定式： I don ' t go to schoolon foot.疑问式： Do you go to school on foot? Yes, I do. No, I don ' t.当主语是第三人称单数时，动词用第三人称单数形式，在词尾加 -s 或 -es 。肯定式： He goes to work by b

8、us.否定式： He doesn' t go to workby bus.疑问式： Does he go to work by bus? Yes, he does. No, hedoesn' t.Topic2重点语法 现在进行时态。重点句型What are you doing? He is cleaning the dormitory.Are you doing your homework? Yes, I am./No, I am not.How long can I keep them? Two weeks.重点详解1 at the mom ent “此刻，现在” , 相当于

9、 now.2 巧辩异同 go to sleep 与 go to bed1 go to bed “上床”“就寝” I often go to bed at ten.2 go to sleep “入睡”“睡着” Last night I went to sleep at two o'clock.3 巧辩异同 some, a few 与 a little“一些，有些”三者都修饰名词。some 既可以修饰可数名词又可以修饰不可数名词。We want some apples and some water.a few 用在可数名词复数之前， a little 用在不可数名词之前 。There ar

10、e a few books and a little waterin the classroom.4 与 how 相关的短语 how often 多常 how many 多少 how much 多少钱 how old 多大5 And you must return them on time.你必须按时归还它们。 Return 意为“归还，回归”1 return sth. to sb. 把某物归还某人 =give back sth. to sb.2 return to"回至卜”，相当于come back to 6 Maria and a girl are talking at the

11、lost and found.talk “交谈”，常用的短语 talk to/with sb. “与某人交谈”巧辩异同 talk, say, speak 与 tell(1) talk “交谈”，表示通过谈话方式交换意见、消息等。常用短语t alkwith sb与交谈 take about sth谈论 .talk with sb about sth与谈论.(2) speak “说话”，强调开口发声，后常接某种语言。(3) say“说”，强调所说的话的内容。(4) tell“告诉”，有时兼含“嘱咐”“命令”等。tell a truth 说真话，tell a lie 说谎 , tell a stor

12、y 讲故事等固定搭配。can't find my purse and I am looking for it.look for “寻找” ，强调寻找的过程； find “找至” 强调找的结果。8 .look(at), see 与 read look(at) 指看的动作， see 指看的结果，意为“看见”， read 常指看书、看报纸等。9 .Here are some photos of his. 这有他的一些照片。photos of his 是双重所有格。 his 是名词性物主代词，后还可以接名词所 格。a friend of mine 我的一个朋友 a class mate of

13、my brother 's 我弟弟的一个 同学10 .I also want to go there one day.我也希望有一天至那儿。also意为“也”，常用于be动词和情态动词后面，实义动词的前面。巧辩异同 also 与 too also 放在句中， too 用于句末。语法讲解现在进行时：1. 现在进行时表示：现在正在进行或发生的动作。2. 常用的时间状语： now, at the moment, look, listen 等。3. 谓语动词构成： be（am/is/are）+ 形式。4. 现在进行时态的肯定、否定和疑问式。（ 1）肯定式： I am running. You

14、are running. He/She is running.（ 2）否定式： I ' m not running. You aren ' t running. He/She isn' trunning.（ 3）一般疑问句及回答： Are you running? Yes, I am./ No, I am not. Is he/she running?Yes, he/she is./ No.he/she isn ' t.Topic3重点语法 一般现在时和现在进行时的使用和异同。 重点句型 What day is ti today? It' s Wedne

15、sday.Why do you like it? it' s easy and interesting.What class are they having? They are having a music class.重点详解1 询问星期几用 What day？回答：It ' s Wednesday/Sunday。与特殊疑问句词 what 有关的短语：what class 什么班 what color 什么颜色 what time 几点 what date 几号（日 期）2 How many lessons does he have every weekday?How man

16、y可数名词的复数形式；How much+不可数名词。3 一个星期的第一天是 Sunday, 在星期几前用介词 on, 在具体点钟前用 at.4 learning about the past了解过去learn about 了解拓展 learn from 向学习 learn by oneself 自学5 What do you th ink of? = How do you like？你认为怎么样？6 Why? Because it ' s interesting.用 why 提问必须用 because 回答 。7 Which subject do you like best? 你最喜欢

17、什么科目？like best 最喜欢，可用 favorite “特别喜爱的”转换。8 be friendly to sb. 对某人友好9 I can learn a lot from it. 我能从中学到很多东西。(1) learn from "从学习”。(2) a lot = much “许多”，后接宾语时要说 a lot of 也可以表示“非常， 十分”。Unit6 Topic1重点语法 There be 句型和方位介词短语。重点句型 There are two bedrooms and a a small study.There is a lamp, a computer, s

18、ome books and so on.Is there a computer in your study? Yes, there is.Don't put them here. Put them away.重点讲解1 It's on the second floor.在哪一层楼，用介词on。 on 表示在上面。 second 是序数词，前面要用定冠词 the, 意为第二(的) 。巧辩异同 two 与 secondtwo 是基数词， second 是序数词，“第二”或“第二的”，指排列顺序。2 in 在里面，是方位介词。in the box in the classroomIs

19、 there?表示某地存在吗？其肯定回答是：Yes, there is. 否定回答 No, there isn 't. 它的复数形式为 Are there ? 其肯定回答是： Yes, there are. 否定回答 No, there aren 't.3 巧辩异同 there be 与 have(1) there be “有”，指(某地)存在“有”。(2) have “有”，指人或某物“拥有” 。 The is a dog in the picture.The dog has two big eyes.注： there be 遵循就近原则。 be 用 is 还是 are ，取

20、决于离该动词最近的那 个名词。如果该名词是单数或不可数名词就用 is ，如果是复数就用 are 。4 have a look 看看 。 后面接名词时要用 at . 如 have a look at your watch.5 talk abo ut “谈论，议论”，后接名词或动名词。talk with/to “与某人交谈”6 用来询问某地有某物，其结构为：What' s+介词短语，回答时应用there be句型。7 play with "和玩耍”，"玩”play with sb."与某人一起玩”8 put away 把放好9 look after “保管，照

21、顾”，相当于 take care of.look at 看 look like看起来像 look for 寻找 look the same 看起来一样10 巧辩异同 in the tree 与 on the tree(1) in the tree指外来物体在树上。(2) on the tree 树木本身长出来的花、树叶等。11 巧辩异同 like doing 与 like to dolike doing 表示经经常性或习惯性的兴趣、爱好 。与 love doing 相似。like to do 表示偶尔的、一次性的喜欢 。与 love to do 相似。12 I ' m very gla

22、d to get a lget a letter from sb.收到某人的来信=hear from sb.Topic2重点语法 There be 句型Wh-questionsetter from you. 我很高兴收到你的来信。重点句型What' s your home like? What ' s the matter?Sorry, I can ' t hear you. Illget someone to checkit right now.There is something wrong with my kitchen fan.重点讲解1 house with

23、three bedrooms.有三间卧室的房子。with “有，带有With 还可以意为“和（某人/某物）在一起”2 apartment for a family of two.适合两口之家的公寓。（1）for表示“给”表示目的或功能。后接物主代词或名词，但通常带' s. 或者后接表示无生命物体的名词。 Here is a letter for you.（2）of的含义为“属于某人 / 某事物”。 She is a friend of Lily 's. =Shes is Lily ' s friend.3 What's the matter? 怎么了？该句常用来

24、询问某或某物出了什么什么问题或毛病；询问具体某人或某物出了什么问题时，还可以表达为： What's the matter with sb./sth. 某人或某物出了什么毛病。What' s the matter? =What's wrong?4 I see you playing the piano.我听见你在弹钢琴。seedoi ng sth.“看见在做某事”，强调正在进行的动作。seedo sth. “看见做了某事”，强调全过程。5 a lot of = lots of许多 后接可数名词，相当于 many;后接不可数名词，相当于much,用于肯定句中；但是注意：如果

25、是否定句，刚常用many或much.6 be far from 离远（抽象距离）beaway from离远（具体距离）My school is not far from the bookstore. The sea is 2 miles away from the hotel.7 There is something wrong with sb./sth.某人或某物出问题 / 有毛病了。8 someone=somebody 某人right now= at once= right away马上，立刻 语法讲解There be（表示“有”）用法1. “There + be+ 主语 +地点状语”表示

26、“某处有某物”；地点状语也可放在句首，有时可用“，”与后面的部分隔开。There are some pictures on thewall.=On the wall, there are some pictures.2. 它的疑问形式是将"be”提到"there ”之前。 Are thery any books on the desk?3. 它的否定形式是在“ be”后加“not”.4. There be如果后面接两个名词作主语，那么“ be”的人称和数与邻近的名词一致。Topic3重点语法 特殊疑问句和问路、指路的方式。重点句型一Excuse me, how can I

27、get to 一Go along and turn leftat the first street.Be careful!Don't play on the street.重点讲解1go up“沿着走” 与它相近的词有 go along/down2get to到达 ，后接地点名词get to =reach=arrive in/at与 get有关的短语：get in收获 get on 上车 get off下车get out出去 get out of从出来get up 起床3acrossfrom在对面4 It's good to help children and old peop

28、le to cross the road.帮助孩子和老人过马路是一种助人为乐的行为。 It 's g ood to do sth. 做某事是助人为乐的行为。5 on the corner of = at the corner of“在拐角处” ，表示在某一地方或建筑物外面的拐角处。 in the corner of 表示在某一建筑物内的拐角 处。6 有关come的短语come to 来到 come form 来自于 come on 加油，赶快 come in 进come out 出来，开花 come down 下来 come back 回来Unit7 Topic1重点语法 掌握 be

29、动词的一般过去式。重点句型Were you born in Hebei? Yes, I was./ No, I wasn' t.When was your daughter born? She was born on Octobernd22nd, 1996.What's the shape of your present? What does it look like?How long/wide is it? What do we use it for? We use it tostudy English.重点讲解1 英语中日期可以有两种表达法：(1) 月日，年。 May 1s

30、t ,2008(2) 日月，年。 1st May,20082 plan to do sth.计划做某事 a plan for sth. 某事的计划3 基数词变序数词的规律：基变序，有规律，五、十二 ve 用 f 替再加 th一二三，特殊记，整几十改 y 为 ie 再加 th八去 t 九去 e 再加 th ，几十几只改个位就可以。表示确切“几百”时，hundred 后面不加“ S”， 但表示不确定数目的“数以百计”时， hundred后面应加"S”，用hundredS of ”表示。three hundred students三百名学生hundreds of students几百名学英

31、语中表达物体的长、宽、高，先说数字，再说单位，最后加上一个表示长、宽、高的形容词。”读做“ point ”。 米长 Six point fourmeters longWhat do we use it for?我们用它来做什么 ?use sth. to do sth.用某物做某事 . = use sth. for doing sth.语法讲解be动词的一般过去时1. be 动词的一般过去时，表示过去存在的状态。 My brother was at school yesterday.2. be 动词的过去式为 was/were, 其否定式为 was not/wasn 't 和 were

32、not/weren ' t.3. 一般疑问句以及简略回答： Were you born in July,1999? Yes, I was./No,I wasn ' t.Topic2重点语法 掌握情态动词 can/can ' t,could/couldn 't 的用法。重点句型 Can/Could you dance? Yes, I can/could. No, I can' t/couldn ' t. What can you do? I can speak English. He can ' t sing English songs.重

33、点讲解1Do you want to sing Chinese songs or English songs? Chinesesongs.选择疑问句中，回答时只能选择一者作答，不能用“Yes”或“NO'回答。2 I ' d like to take these flowers to the party.take sb./sth. to sw.带某人 / 某物去某地 巧辩异同 take 与 bring take （从说话人处带到别处）带去，带走 bring （由别处带到说话人处）带来3 一段时间 +ago 是表示过去的时间状语 。 two years agoat the age

34、of在岁的时候4 be good at doing sth. = do well in doing sth.擅长做某事，在方面做得好。5 with one ' s help = with the help of 在的帮助下could 语气较 can6 can 和 could 的使用(1) can(could) “可以，同意，准许”表示请求，允许。委婉。(2) can “会，能”，表示能力， could 表示过去的能力。Topic3重点语法 行为动词的一般过去时及其回答。重点句型 Did you sing a song at the party?Yes, I did/No, Ididn

35、't.I missed the chair and fell down. How could you lie to me?Kangkang made a silent wish and them he blew the candles out in one breath.重点讲解1 Did Kangkang enjoy himself? 康康玩得开心吗？ Enjoy 是及物动词，后接 名词，代词或是动名词，意为“喜爱，欣赏，享受的乐趣。”enjoy oneself = have a good/great time玩得愉快 enjoy doning sth. 喜欢做某事巧辩异同 like, love 与 enjoy(1) like喜欢(程度较弱) like doing/to do(2) love 热爱(程度较强) love doing/to do(3) enjoy 喜爱，欣赏，享受的乐趣enjoy doi ng2 It 's your turn. 该你了。turn 是名词，意思是“轮流”， It 's one's turn to do sth. 轮到某人做某事。还可以做连系动词，意为“变成”，后接形容词做表语。3 反