译林版5A1-4单元知识点.doc

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1、Unit1 Unit4Unit11.There be句型表示“某处有某物”,be动词用is还是用are遵循下面的原则:be动词后面 如果跟的是单数名词或不可数名词,就用is; There is a pencil case in the school bag. There is some soup/milk /tea/coffee/juice/water/chocolate. be动词后面如果跟的是可数名词的复数,就用are. There are some desks in the classroom.be动词后面如果跟的是不止一种物品,就根据离它最近的物品选用is或are.(就近原则)Ther

2、e are some pictures and a telephone.There is a telephone and some pictures.2.There be 句型的否定形式:在be动词的后面加not(is not可以缩写为isnt,are not可以缩写为 arent)把some 改成any。例:There is a pencil in the pencil-box.(改为否定句)There isnt a pencil in the pencil-box.There are some crayons on the desk.(改为否定句)There arent any crayo

3、ns on the desk.3.“some”和“any”都有“一些”的意思.“some”一般用于肯定句,“any”用于否定句和一般疑问句。但在一些表示委婉请求,想得到对方肯定回答的疑问句中,也用“some”.例:1.There are some watermelons in the basket.(肯定句)2.There arent any birds in the tree.(否定句)3.Are there any toy trains on the table?(疑问句)4.Would you like some tea?(表委婉请求)4.can在否定句中的用法:表示某人不能做某事时,通

4、常在can后面加否定词not,注意not一般与can连写,也可缩写成cant.后面加动词原形。 Bobby cannot(cant) see any cakes in the fridge.Unit21. There be句型的一般疑问句:将be动词提前到there 之前,首字母大写,句末用问号即可。其肯定答语为“Yes,there is/are.”;否定答语为“No,there isnt/arent.”。在疑问句中,要将some改为any。1)There is a house near the park. (改为一般疑问句,并肯定回答)Is there a house near the pa

5、rk? Yes , there is.2)There are some desks and chairs in the classroom.(改为一般疑问句,并否定回答)Are there any desks and chairs in the classroom?No , there arent.2.特殊疑问句及答语 (1)提问主语为可数名词的数量时,用“how many”,句型结构为:How many +复数名词+are there+其他?(无论主语是单数还是复数) There is a football under the desk.(对划线部分提问) How many football

6、s are there under the desk?“How many+可数名词复数+are there?”本句型为there be句型的特殊疑问 句形式,表示“在某处某物的数量有多少?”。回答时不用Yes/No,要给出具体的回答。How many days are there in a month? There are thirty.(2)提问句子的主语(包括主语前的修饰语)时,句型一律用“What is+地点介词短语?”(无论主语是单数还是复数都用is)例:There are some bananas on the tree.Whats on the tree?3.序数词:表示先后顺序或

7、等级的词。first(第一),second(第二),third(第三),序数词用在句中时,要在其前面加上定冠词the.4. on thefloor意为“在几楼”用介词“on”5It is time for+名词= It is time to+动词;是该做某事的时候了。 It is time for lunch.= It is time to have lunch.6. 宾格 :动词和介词后面用人称代词的宾格。I me, you-you , he him, she her, they- themfollow me/him/her listen to me/him/her help me/him/

8、her find him/herUnit31.have / has 用法:have 可用于第三人称单数之外的所有人称之后,has 只能用于第三人称单数之后。have / has 的肯定句结构为:(1)主语(除第三人称单数)+ have + 某物。(2)主语(第三人称单数)+ has+某物。have / has 的一般疑问句结构为:(1)Do+ 主语(除第三人称单数)+ have+ 某物 ?(2)Does +主语(第三人称单数)+have +某物?have / has 的否定句结构为:(1)主语(除第三人称单数)+ dont+ have + 某物。(2)主语(第三人称单数)+ doesnt+ h

9、ave + 某物。2.can +动词原形Unit41. like + doing sth动词接ing:(1).一般在动词末尾加ing,如: think thinking stand standing(2).以不发音字母e结尾的动词,先去掉e,再加ing,如 skate skating make making dance dancing write writing have having ride riding come coming(3).以重读闭音节结尾的动词,末尾只有一个元音字母(闭音节),以及一个辅音字母,应双写末尾的辅音字母,再加ing, 如: put putting run-runn

10、ing swim swimming jog jogging sit sitting作文范例 My hobbiesI have many hobbies . I like watching films . I often watch films on Sundays with my friends, I like reading too. I like reading storybooks. I like my hobbies.My friends hobbiesNancy likes listening to music. She likes singing and dancing. Tom likes playing basketball . He is good at playing basketball. Su Hai and Su Yang like watching films. They like their hobbies.

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