1、陈述句 含义:用于陈述事实和观点的句子。陈述句包括肯定结构和否定结构。 This is a desk.(肯定结构) He can sing and dance.(肯定结构) He doesn’t have a computer.(否定结构) There aren’t any pictures.(否定结构) 肯定句变否定句: 1. be动词的否定式 be:am ,is ,are,was were 构成否定式时,一律在后面加否定词not He is reading. →He is not reading. They are from China. →They are not
2、from China. 2. 情态动词的否定式 情态动词:can, could, must , may, might, will, would,shall,should , need,…… 构成否定式时,一律在情态动词后面加否定词not I can swim. →I can not swim. You should arrive here on time. →You should not arrive here on time. 3. 实意动词的否定句 实意动词:即行为动词, 表示动作的动词。它分为及物动词和不及物动词两种(及物动词是指后面要求有宾语的动词;不及物动词指后面不需
3、要跟宾语的动词) 构成否定式时,要借助助动词do, does, did,在一般现在时中用do或者does,在一般过去时中用did。 结构为:主语+don’t\doesn’t\didn’t+动词原形+其它 I like pop music. →I don’t like pop music. She often swims. →She doesn’t often swim. He handed in his homework. →He didn’t hand in his homework. 一般疑问句 含义:一般疑问句是疑问句的一种。它是只用yes(是)或no(否)来回答的句
4、子。其结构是:系动词be/助动词/情态动词+主语+其他成分 1) 谓语 动词是be动词 规律: He is a student. Is he a student? She is swimming. Is she swimming? 2) 谓语中含有助动词have/has/had (通常是在现在完成时和过去完成时中:have / has / had + 过去分词) 规律: Tom has finished his homework. →Has Tom finished his homework? I have eaten breakfast. →Have you eaten br
5、eakfast? 3) 谓语动词中含有情态动词时。 规律: He can swim. →Can he swim? I should go to school. →Should I go to school? 4) 谓语动词是行为动词,必须在句首加上助动词。加上这些助动词后,句子中谓语动词必须用原形。 规律: Tom built a science lab himself lab when he is 20 years old. →Did Tom build a science lab himself lab when he is 20 years old? She like
6、s drinking milk. →Does she drink milk? They often swim. →Do they ofen swim. 注意 : 1. 把肯定句改成一般疑问句时,要注意句中是否有already,some,something,somebody等词,如果有,就要进行改变。already,some,something,somebody等分别改成yet,any,anything,anyone She has already finished her work. →Has she finished her work yet? 2. 注意人称的变化。 My m
7、other is a teacher. Is your mother a teacher? 3. 以下问句固定的回答: Is this/that/a/an+物--------yes,it is./No,it isn’t. Are they /those/these…?---------Yes,they are./No,they aren’t. 特殊疑问句 含义:以疑问代词或疑问副词开头,提出疑问的句子。 基本结构:特殊疑问词+一般疑问句 注意: A疑问词的选择: 1.疑问代词 who谁,whom谁,whose谁的,which哪些(个),what什么 2. 疑问副
8、词(作状语) when何时,where何地,why为什么,how如何,how much多少(不可数) ,how many多少(可数),how long多久,how old多大年纪,how far多远。 1) 问“谁”用who或whom Leilei is a doctor. Who is a doctor? (对主语提示用who,对宾语提问用who,whom均可) 2) 问“谁的”用whose This is his book. Whose book is this? 3) 问“哪个”用which,what I like
9、 this one among thesree three. Which do you like among these three? I like English best. What do you like best? 4) 问“时间”用when或what time I go there in the morning ? When do you go there It is 4 o’clock. What time is it? (when既可以对时间点提问,也可对年、月、日等时间提问;what tim
10、e通常只对时间点提问) 5) 问“地点”用where The ball is under the bed. Where is the ball? 6) 问“原因”用Why He did not come because he was ill. Why did not he come? 7) 问“方式”或“身体状况”用how He did it in that way. How did he do it. I am fine. How are you? B疑问句的语序: 1. 对句子
11、的主语提问,其语序是疑问词+谓语+其他成分 She is their teacher. Who is their teacher? 2. 对句子主语的定语提问,其语序是疑问词+主语+谓语+其他成分 My book is over there. Whose book is over there? 3. 对表语、宾语或状语提问,其语序是疑问词+一般疑问句 He lives in Beijing. Where does he live? 4. 对表语或宾语的定语提问,其语序是疑问词+表语或宾语+一般疑问句 I
12、am looking for my watch. Whose watch are you looking for? C 如何完成对划线部分提问? 1. 针对划线部分找准要使用的特殊疑问词 2. 把原句变成一般疑问句 3. 用第一步中的特殊疑问句加第二步的一般疑问句(去掉划线部分) My name is Mary. What为疑问词 Is your name Mary? What is your name? They are from Japan. Mary made a cake for her mother. He had learned E
13、nglish before he went to middle school. The sun rises in the east. They can go there by bus. 练习 选择正确的单词填空 1._____ is that pretty girl? She is my sister. 2._____ are Jack and Tom? They are behind you. 3._____ do you go to school? I go to school from Monday to Friday. 4.______ are the appl
14、es? They are 10 yuan. 6._____ is your mother? She is a teacher. 7._____ are you going? We are going to the bakery(面包坊). 8.______ did Jim and Wendy travel to Beijing ? They traveled there by plane 9. ____________is the skirt? It’s red. 10. _________ do you go to the cinema? Twice every week. 1
15、1. did you be late for school? Because I got up late. 一.将下列句子改成一般疑问句: 1. It is a lovely dog.________________________________________ 2. I am a doctor. _____________________________________ 3. We are classmates. _____________________________________ 4. I play computer games every n
16、ight. _____________________________________ 5. He likes English. _____________________________________ 6. His father goes to work by bus. _____________________________________ 7. I want a new toy. _____________________________________ 8. She finished reading the books two days ago. _____________
17、 9. She has some story book. _____________________________________ 10. I can dance and sing. _____________________________________ 11 He has some brothers. _____________________________________ 12. They have gone to Beijing. _____________________________________ 13. She has finis
18、hed her homework. _____________________________________ 把肯定句变为否定句 1. His father is an English teacher. _____________________________________. 2. These cats are crying.(喊叫) _____________________________________. 3. They can swim. _____________________________________. 4. They went to wor
19、k on foot last year. ___________________________________ . 5. He likes English. _________________________________________ 6.They were students. . 7.She was shy. I.对画线部分提问、 1. They bou
20、ght a new bike yesterday. ____________________________________________________ 2. She is a nurse . ____________________________________________________ 3. She is my teacher. ____________________________________________________ 4. He bought the red one . _________________________________
21、 5. It is my coat . ____________________________________________________ 6. I am looking for my sister . ____________________________________________________ 7. I get up at six . ____________________________________________________ 8. I am from Hubei . __________
22、 9. I went to school late because I got up late. ____________________________________________________ 10.They are five yuan . ______________________________________________________ 一、 将下列句子变成一般疑问句 1. Mr .Wang is 30 years old. 2. The elepha
23、nt’s ears are long. 3. We like birds. 4. I can sing and dance. 5. Tom has finished his homework. 二、 对划线部分提问 1. 1)They are cleaning their classroom now. They cleaning now. 2)he often has supper at home. He often supper? 3)I got up at 6
24、o’clock this morning. you get up this morning . 4)he finished the book last Sunday. He the book? 5)I didn’t go to school because I had a bad cold. you go to school? 6)You had better take the No.3 bus. Bus had I
25、 better take? 7)He is feeling well. He feeling? 8)He comes to China once a year. he come to China? 9)They were drawing a horse when I came in. they when I came in? (10)Hundreds of people died in the war.
26、 people in the war. (11)She watches TV every night. she watch TV. (12)It is about 10 km away from here. It from here? (13)the shirt cost 200 yuan. the shirt cost? 2. 1) He is my father. 2) They are under
27、the tree. 3) I often watch TV after dinner. 4) Superman flies in the sky. 5) Alan likes to play with Bill. 6) Joe’s father plays badminton every week. 7) The supermarket is near the school. 8) Jennifer has a pair of earrings. 9) I put the gold fish into the fish tank. 10) The monkey sleeps at night. 7






