仁爱英语七年级上册Unit2-topic3知识点讲解及随堂练习(7页).doc

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1、-仁爱英语七年级上册Unit2-topic3知识点讲解及随堂练习-第 7 页知识点梳理（一）核心词汇mine whose bike cat our banana their baby bag shirt jacket think new classmate clothes find help us him常用词组help sb do sth （二）重点句子-Is this your cap,Jane? -No, its not mine.-Whose cap is it,then? -Its Sallys.-Whose banana are these? -Theyre their banan

2、as/theirs. I think its Kangkangs/Li Mings.We look the same, but we are in different clothes.His pants are blue and mine are white.This man is from Canada.（三）交际用语Guess！Who is he ?Please help us find him.（四）语法精粹形容词性物主代词和名词性物主代词They are our shoes. They are ours.s 表示名词的所有格 This is Li Mings shirt.重点知识讲解1

3、-Whose bike is this? 这是谁的自行车？-Its his bike./ Its his.是他的（自行车）。第一个his是形容词性物主代词，相当于形容词。置于名称之前，用来修饰，限定名词；第二个his等于his bike,是名词性物主代词，其后不加名词。如：Our books are new.= The new books are ours.His bag is green.=The green bag is his.Their desks are all here.= The desk here are all theirs2Whose cat is that?那只猫是谁的？

4、-It is her cat./Its hers.是她的（猫）。（1）whose 疑问代词，意为“谁的”，其后加名词，再加一般疑问句，或whose加一般疑问句。如：Whose computer is that?= Whose is that computer?那是谁的电脑？（2）hers 为名词性物主代词，意为“她的（猫）”，其后不在加名词。3I think its Li Mings.我认为（想）是李明的。（1）I think 可作为插入语，通常放在句尾或句首。如：-Whats that? 那是什么？- A plane, I think.我想是飞机。（2）当不能简单的用Yes 或No回答的时候

5、，可用I think 来表达。如：-Can you spell it? 你会拼写（它）吗？-I think so.我想我会。（3）Li Mings 是名词所有格，意为“李明的”。 名词所有格一般表示所有或所属关系，意为: “的，在名词后加上s.如： Marias book is here.玛利亚的书在这里。【拓展】1) 单数名词词尾加s. 复数名词词尾没有s 的，也要加s,表示所有格。 如：the boys food 男孩的食物 mens room 男厕所2）名词已有复数（即词尾已有s）,则只加“”，表示所有格。如：a girls school 女子学校 Teachers day3)如果两个名

6、词并列并且分别有s,则表示分别拥有；如果只是最后一个名词后有s，则表示共有。如：Johns and Marys room 约翰和玛丽各自的房间。（各有一个房间）John nd Marys room 约翰和玛丽共同的房间。（共有一个房间）【链接】前面我们已经学习了加s 的缩写形式。如：hes, whats, thats 等。是所有格还是缩写形式必须根据具体的语境来判断。如： Thats a book.那是一本书。（thats 是that is的缩写形式，意为“那是”。）翻译短语。1.玛利亚的书_2.两位女教师_3.男式服装_4.吉姆和汤姆共有的房间_5.我妈妈的房间_4.We look the

7、same, but we are in different clothes.我们看起来很像，但我们穿着不同的衣服。Clothes总以复数形式出现，统称各种衣服，包括上衣、裤子、裙子、帽子和鞋等，不指单件衣服，也不和具体数字的数词连用。它作主语时，谓语用复数。如：My new clothes are from Guangdong. 我的新衣服产自广东。 Dont judge a person by the clothes he wear. 不要以貌取人。【链接】我们已学过关于服装的名词有：dress女服，连衣裙；cap 帽子；shoes 鞋，coat 外套，大衣；skirt 短裙； shirt(

8、男士)衬衫； T-shirt T恤衫；pants裤子5.This man is from Canada.这位男子来自加拿大。Man （男人）的复数形式是men; woman(女人)的复数形式是women,注意 women 的读音是/wimin/.【拓展】当man, woman 作定语修饰名词时，如果名词是复数，那么man 和 woman也用复数形式。如：men teachers 男教师， women doctors 女医生6.Please help us find him.请帮我们找到他。（1）注意此句中动词help的句型。“帮助某人做某事”可以是help sb do sth,也可以是help

9、 sb to do sth.或 help sb with sth. 如：She help me (to) learn English.=She helps me with my English.她帮我学英语。（2）此句中的us, him分别是we,he 的宾格。动词和介词后面的人称代词要用宾格的形式，I can help him.我能帮助他。I go to school with her.我和她去上学。例题讲解1.用所给词的适当形式填空Whose dress is this? - Its_ (I)This bike isnt Marys._ (she) is over there.(在那边)A

10、re those _ (you) apples?These are our oranges. Those are _ (their).Those apples are not _ (our).Mr.Gao is _ (he) teacher.2.句型转换 This is my book. That is yours. (同义句) This is _. That is _ _。They are Sallys pants.(对划线部分提问) _ _ are they? Whose jacket is this ? (同义句) _ is _ _ ?3.翻译 这是谁的夹克？_这些书是你的吗？_A: W

11、hat color is Kangkangs T-shirt? _ B: Its blue and white. _ 棕色的头发 _ small eyes _ 大嘴 _ 帮助我们找他 _ He is in black. _当堂练习1.句型转换 This big apple is my sisters. (对划线部分提问) _ is this big apple? This is my coat.(同义句) The coat is _ 。 Is that cat yours? (同义句) Is that _ _ ? Those toys are theirs. (同义句) Those are _

12、 _ . I have a blue knife. He has a red knife.(同义句转换) The blue knife _ _ and the red _ is _. The bag under the tree is yours. (对划线部分提问) _ _the bag under the tree?2.选择恰当的单词，并用其正确形式填空look find give help come1.The old man is very poor(可怜). Let us _ him.2. David Beckham _ from England.3. He _ like his fa

13、ther.4. These photos are ours. Please _ them to us.5. I cant _ my pen, Where is it?3.根据句意及首字母填空。 I cant f_ my pen. _ you help me ? Those photos are ours. Please give them to _. The boy is lost(迷路).The p_ can help them. He is a good student. We like _ very much.作业题1.用所给单词的正确形式填空。 This is not _ book.

14、_ is new. (I) A: Are these _ pens? (you)B: No, they are not _(we). They are _ (their). A: Whose shirt is this ? B: I think its _ (Jane). I have a friend. _ name is Wang Mei. _ is from Shandong. (she) Please help us find _.( he)2.句型转换 These shoes are green. (对划线部分提问) _ _ are these shoes? John is tall

15、 and strong. (对划线部分提问) _ _ John _ _ ? What color are these trousers?(用blue回答) _ This apple is red. (同义句)This is a _ _ 。 This is my book. (对划线部分提问) _3.连词成句1. are, whose , those , books.2. mine, bike , is , the._3. cat, black , Mr.Lis , is , the._4.句型转换1. Is this apple Lilys? (做肯定回答) _,_ is Lilys.2. Those shoes are mine. (对划线部分提问) _ shoes _ those?3. Whose T-shirt is this? _ _. (它是我的T恤衫)5.翻译下列句子这是谁的帽子？_ _ _ _?Is this cap yours?_它是我的。谢谢。_ _ . _ _.你的自行车是白色的，我的是蓝色的。_ _ _ _ , _ _ _. Whose bananas are these?_are_ (我的香蕉)。