2018年秋七年级英语上册Unit1SchoolandFriends语法聚焦一课件.pptx

1、Unit 1 School and Friends,单元语法聚焦一 be动词(am, is, are)的用法,Unit 1 School and Friends,教材典句,1Hello, Im Li Ming! 你好，我叫李明！ 2Shes in Class Five.她在五班。 3They are very nice.他们非常友好。,单元语法聚焦一,4Is it a ruler? No, it isnt. “它是一把尺子吗？”“不，不是。” 5Whats that？那是什么？,单元语法聚焦一,通过观察这些教材中的句子，我们可以看到这三个词：am, is和are。am, is和are是be动词

2、的三种形式，意为“是”。本单元我们重点学习be动词的用法。,语法探究,单元语法聚焦一,通过表格可以看出：be动词的形式随主语的变化而变化，具体如下： 1主语是第一人称单数I(我)时，be动词用am, I am可缩写为Im。例如： I am/Im a girl. 我是一个女孩。,单元语法聚焦一,2主语是第三人称单数、可数名词单数或不可数名词时，be动词用is。he is, she is, it is和that is可分别缩写为hes, shes, its 和thats，this is不可以缩写。例如： He is/Hes my teacher. 他是我的老师。 Her name is/Her n

3、ames Jenny. 她的名字是詹妮。,单元语法聚焦一,注意：(1)be动词还可与其他词缩写，例如：what iswhats, there istheres等。be动词也可与not缩写，例如：is notisnt, are notarent。 但am与not 不能缩写。 (2)句中有be动词时，变否定句时，在be动词后加not；变一般疑问句时，把be动词提到主语之前。例如： I am not in Class One. 我不在一班。 Is this your book? 这是你的书吗？,单元语法聚焦一,3主语是you(we, they, she and I, these等)或可数名词复数(s

4、even coats, many pencils等)时，be动词用are。例如： They are my friends. 他们是我的朋友。 记忆口诀 我(I)是am, 你(you)是are, is连着他(he)她(she)它(it)， 单数is, 复数are， 不要混淆要牢记。,单元语法聚焦一,实战演练,.用be动词的适当形式填空 1What _ your name? 2I _ fine, thanks. 3Wang Fang and I _ in the library. 4How _ your mother?,单元语法聚焦一,is,am,are,is,5Danny and I _ in

5、the library. 6This _ my picture. 7Their rulers _ white. 8The pen _ Li Pings. 9_ you a teacher? No, I _ a student. 10I _ a boy. Yiyi _ a girl.,单元语法聚焦一,are,is,are,is,Are,am,am,is,.单项填空 ()1. You _ fine, and I _fine, too. Ais; areBare; am Care; is Dam; is ()2. This _ my good friend. She _ a student. Aar

6、e; is Bis; is Cam; is Dis; am,B,B,单元语法聚焦一,()3.How _ her friends? Aare Bam Cis Dbe ()4._ Lily and Lucy twins? Yes. AAm BIs CAre DBe,A,C,单元语法聚焦一,()5. Are they your classmates? No, _ Athis isnt BIm not Cthey arent Dthey are ()6. “I” _ a letter(字母) in English. Ais Bam CareDbe,C,A,单元语法聚焦一,()7.Are you Wan

7、g Hong? _. Im Jenny. ANo, Im notBNo, I am CI am Wang HongDYes, Im ()8.Miss Gao _ our teacher. She _ tall. Aare; are Bare; is Cis; is Dis; are,A,C,单元语法聚焦一,()9.They _ new students. We_ not new. Aare; are Bare; am Care; is Dam; is ()10.Here _ my list. Abe Bis Cam Dare,A,B,单元语法聚焦一,.按要求完成下列各题，每空一词 1I am

8、from China.(改为一般疑问句) _ _ _ China? 2She is my homeroom teacher.(改为否定句) _ _ _ my homeroom teacher.,单元语法聚焦一,Are you from,She is not,3This is a red pen.(改为复数句) _ _ _ _ 4They are my good friends.(改为一般疑问句) _ _ _ good friends? 5Those are our desks.(改为否定句) _ _ _ our desks.,单元语法聚焦一,These are red pens,Are the

9、y your,Those are not,话题归纳,单元语法聚焦一,1. Greetings and Saying Goodbye(问候与告别) (1)问候。英语中，问候有多种表达方法： How do you do？(初次见面常用语。答语：How do you do？) How are you？(比较熟悉的人之间的常用语。答语：Fine, thank you.),单元语法聚焦一,Hello！(口语。答语：Hello！) Hi！(口语。答语：Hi！) Good morning/afternoon/evening. (早、中、晚问候语。答语：Good morning/afternoon/eveni

10、ng.),单元语法聚焦一,(2)告别。英语中，告别也有多种表达方法： Goodbye！(答语：Goodbye/Byebye/Bye！) See you tomorrow！(答语：See you tomorrow！) See you later！(答语：See you later！),单元语法聚焦一,2Introductions(介绍) (1)英语中，向他人介绍某人时，常用“This is”这一句型。例如： Mum，this is my friend. 妈妈， 这是我的朋友。 (2)已被介绍认识的双方常用“Nice to meet you.”(见到你很高兴。)来相互表示友好，可以用“How do you do？”(你好)来互相问候。,单元语法聚焦一,3G