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1、精选优质文档-倾情为你奉上时态一：一般现在时动词第三人称单数一、定义：1、经常性、习惯性的动作；2、事物或人物的特征或状态；3、客观现实、真理或规律。Example：1. 表示经常性、习惯性、永久性、频率性的动作，通常与副词often, usually, always, every day (year/ month ), once (twice, three times) a day（week/moth/year）, sometimes，in the morning/afternoon/evening， on Sundays等时间状语连用。They usually go to school b
2、y bike.I take the medicine three times a day.She helps her mother once a week. 2.表示事物或人物的特征、状态Marys father is a policeman.There are 50 students in my class.3. 表示客观真理，科学原理，自然现象等客观事实或格言、谚语等。 The sun rises in the east and sets in the west every day. The man who has never been to the Great Wall is not a
3、 real man. Tomorrow is Tuesday.二、结构：肯定句： 主语 + v原 /v“三单” (主语+ Be/情态动词/行为动词（原形或三单）+其它)句型Be型（情态动词型）Do型否定句主语 + Be动词/情态动词+not主语+ dont/doesnt +V原形一般疑问句Be动词/情态动词+主语+其它Do/Does+主语+ V原形肯定回答：Yes，主语+ Be动词/情态动词.肯定回答：Yes，主语+ do/does.否定回答：No, 主语+ Be动词/情态动词+not.否定回答：No, 主语+ dont/doesnt.否定句：主语+Be/情态动词/do/dose+not+其它
4、一般疑问句：Be/情态动词/do/dose + 主语+其它特殊疑问句：特殊疑问词 + Be 动词/情态动词/do/dose + 主语+其它（对主语提问除外）对主语提问的特殊疑问句= 特殊疑问词+主语+动词原形/三单（肯定句的结构）+？总结：行为动词表示具体的动作，be动词表示状态，情态动词表示态度。在做肯定陈述的时候，运用的规则是：有do无be；无do一定要加be。另外，一定要小心：在做句型转换（否定、疑问）的时候，要分别遵守自己的约定：行为动词要请do/does帮忙；有be就直接用be(be提前变成问句，在后面加上not变成否定句)。三、第三人称单数（三单） 1、除了我（I ）和你(you
5、) 我们（we） 你们(you) 他们(they) 之外都是三单,人称代词he, she, it是第三人称单数。如： He likes watching TV. 他喜欢看电视。 She has lunch at twelve. 她十二点吃午餐。 It looks like a cat. 它看起来像只猫。2、单个人名、地名或称呼作主语；是第三人称单数。如： Han Mei looks like her mother. 韩梅看起来像她的母亲。 Beijing is in China. 北京在中国。 Uncle Wang often makes cakes. 王叔叔经常做蛋糕。 3、单数可数名词或t
6、his / that / the+单数可数名词作主语时，是第三人称单数。如： A horse is a useful animal. 马是有用的动物。 This book is yours. 这本书是你的。 That car is red. 那辆小汽车是红色的。 The cat is Lucys. 这只猫是露茜的。4、不定代词someone, somebody, nobody, everything, something等及指示代词this, that作主语时，是第三人称单数。如： Everyone is here. 大家到齐了。 There is something wrong with t
7、he watch. 这块手表有毛病。 This is a pen. 这是一支钢笔。 That is an eraser. 那是一块橡皮擦。5、不可数名词作主语时为第三人称单数。如： The milk is in the glass. 牛奶在玻璃杯里。 The bread is very small. 那面包很小。6、当数字或字母作主语时，看作第三人称单数。如： 6 is a lucky number. 6是个吉利数字。 I is a letter. I是个字母。 四、动词三单变化规则 1、一般情况下加S ：ask-asks learn-learns work-works get-gets li
8、kelikes playplays stay-stays2、以“s, x, ch, sh,o”结尾的，在词尾加“es”： teachteaches wash-washes gogoes dodoes3、以辅音字母加“y”结尾的，先将“y”变为“i”，然后在加“es”： studystudies flyflies cry-criestry-tries carrycarries worryworries 4、以元音字母加Y的，直接加S，（此种情况可直接归入第1类）如saysays5、记住3个特殊的：Be动词（is are）的三单ishave的三单hasDo的三单does五、句型转换一、陈述句变一般
9、疑问句、否定句1、Be型、情态动词型否定句：直接在be动词或情态动词后面加not.疑问句：则把be动词或情态动词(can,could等等)提到主语的前面例：陈述句：She is a student. 疑问句 Is she a student? 否定句 She is not a student.陈述句：I can swim. 疑问句 Can you swim? yes,I can. No,I cant. 否定句 I can not swim.2、Do型 否定句：主语 + dont/ doesnt + 谓语动词原形疑问句：Do / Does + 主语 + 动词原形例：陈述句：We get up a
10、t 7:00 every morning. 否定句We dont get up at 7:00 every morning.疑问句Do you get up at 7:00 every morning? 陈述句：She has a little brother. 否定句 She doesnt have a little brother.疑问句 Does she have a little brother?3、注意“变变变变”（1）I、weyou、you（2）句号变问号；（3）Does（三单）、Did（过去式）来帮忙，动词变V原； （4）some-any something-anything s
11、omebody- anybodyalready-yet too-either both-neither all-noneeg:Are you from Japan Yes, I am / No, Im notIs her sister doing her homework now Yes, she is / No, she isntDoes he work in a bank Yes, he does / No, he doesntDo you live near your school Yes, I do / No, I dontCan you speak French Yes, I can
12、 / No, I cantMay I go home now Yes, you may / No, you mustnt二、陈述句变特殊疑问句（不能用yes/no回答的疑问句）1、常见的疑问词when：问时间 (回答用At/ On.等)where：哪里（）who ：谁 ( 回答用He is.She is. They are.等）whom： 谁（）whose：谁的 (回答用It is. These/Those are等)what ：什么How：怎么样(对近况提问，回答用形容词，问程度）which：哪一个，哪个why： 为什么 (回答用Because，问原因)记法：特殊疑问词的开头一般是wh或h；
13、注意：特殊疑问句一般读降调()常见的疑问短语what time：问时间点what color：什么颜色（）what weather：什么天气what subject：什么学科what job：什么职业what nationality：对国籍提问what kind：哪一种类型-How fast：多快（速度）How many：多少数量（可数）How much：多少钱价格（不可数）How long：多长(可用于时间，问做多长时间）How often：多少次 （问频率）（频率副词）How far：多远路程How soon：多久How old：多少岁2、特殊疑问句有两种语序：(1)如作主语或主语的定语，
14、即对主语或主语的定语提问，其语序是的语序：Who is singing in the roomwhose bike is broken(2)如疑问词作其他成分，即对其他成分提问，其是：特殊疑问词+【即：特殊疑问词+be/+】What does she like?What class are you inWhere are you fromWhat time does he get up every morningHow do you know(3)就划线部分提问解题方法： 一换 二变 三提前 一换： 找出正确的疑问词或词组替换划线部分 什么东西-what, 地点-where 时间-when,
15、怎么样-how 多少-how many(可数) how much(不可数)动作划线-看形式，然后选择助动词，做的事情用 what Eg: They read English books in the afternoon. What They read English books in the classroom every day. Where They read English books in the classroom in the morning. When I have got five books. How many I go to school by bike every day
16、. How Tom sings songs in the living room every evening. does what We read books every day. do what 二变： 将替换完的句子根据规则变为一般疑问句 eg: Tom swims in the pool every day. Tom does what in the pool every day. Does Tom do what in the pool every day? 三提前：将变完的一般疑问句中的特殊疑问词提前 eg: Does Tom do what in the pool every da
17、y? What does Tom do in the pool every day? 注意：I like taking photo in the park.I like doing what in the park.What do you like doing in the park?练习一：一般现在时/三单的练习题（一）用动词的适当形式填空1. She _(go) to school at seven oclock.2. Its 6 oclock. They are _ (eat) supper.3. He usually _ up at 17:00.(get )4. She _ (live
18、) in Beijing.5. Amy _ (be) here just now.6. _ (be)there a fly on the table just now?7. My father _ (watch) TV every evening .8. My father _ (make) toys these days.9_ Amy _ (read) English every day?10. Chen Jie sometimes _(go)to the park with her sister.（二）.选择填空1I want_homework now. A. doing B. to do
19、 C. to do my D. do my2Its time_.A. go to school B. play games C. to go home D. to do my homeworks3_go and help her. A. Lets me B. Lets us C. Lets D. Lets to4Do they have a new car? Yes,_.A .they are B.they have C. they dont D. they do5He often _ supper at 6:00 in the evening.A. have B. has c. is hav
20、ing D. is eating6. We _ any Chinese classes on Friday.A. are having B. arent having C. dont have D. are have（三）、用括号内动词的适当形式填空。1. He often _ (have) dinner at home.2. Daniel and Tommy _ (be) in Class One.3. We _ (not watch) TV on Monday.4. Nick_ (not go) to the zoo on Sunday.5. they _ (like) the World
21、 Cup?6. What they often_ (do) on Saturdays?7. your parents _ (read) newspapers every day?8. The girl _ (teach) us English on Sundays.9. She and I _ (take) a walk together every evening.10. There _ (be) some water in the bottle.11. Mike_ (like) cooking.12. They _ (have) the same hobby.13. My aunt _ (
22、look) after her baby carefully.14. You always _ (do) your homework well.15. I _ (be) ill. Im staying in bed.16. She _ (go) to school from Monday to Friday.17. Liu Tao _ (do) not like PE.18. The child often _ (watch) TV in the evening.19. Wang Kai and Wang li_ (have) eight lessons this term.20. What
23、day _ (be) it today? Its Saturday.1. We often_(play) in the playgound.2. He _(get) up at six oclock.3. _you _(brush) your teeth every morning.4. What _(do) he usually (do) after school?5. Danny_(study) English,Chinese,Maths,Science and Art an school.6. Mike sometimes _(go) to the park with his siste
24、r.7. At eight at night, she _(watch) TV with his parents.8. _ Mike_(read) English every day?9. How many lessons_your classmate_(have) on Monday?10.What time_his mother_(do) the housework?练习二：一般现在时句型转换1. Do you often play football after school? 肯定回答：2. I have many books. 改为否定句：3. Gao Shans sister lik
25、es playing table tennis 改为否定句：4. She lives in a small town near New York.改为一般疑问句：5. I watch TV every day. 改为一般疑问句：6. David has got a goal. 改为一般疑问句：7. We have four lessons. 否定句：8. Nancy doesnt run fast 肯定句：9. My dog runs fast. 否定句：一般疑问句：10. Mike has two letters for him.一般疑问句： 否定句：11. I usually （play
26、football ）on Friday afternoon.否定句： 一般疑问句： 针对括号内容提问：12. Su Yang usually washes some clothes on Saturday. 否定句： 一般疑问句： 划线提问：13. Mingming usually waters the flowers every day 否定句: 一般疑问句: 划线提问14. Tom does his homework at home. 否定句: 一般疑问句: 划线提问句：练习三：动词一般现在时专练通过下列练习，你能否找到一些可用的规律？ 肯定句 1. We _ (play) footbal
27、l every day. 2. Jim _ (want) an orange. 3. My mother _ (watch) TV in the evening.4. She _ (know) a little (一点儿) English. 5. My father always _ (come) back from work very late. 6. The teacher is busy. He _ (sleep) six hours a day. 7. The girl _ (like) wearing a skirt. 8. We_ (go) to school at 7:30 in
28、 the morning. 9. He_ TV every evening. (watch) 10. Tom, with his classmates, often _ football after school. (play)11. Your shoes _ under the bed. (be) 12. His uncle usually _ to work by bus. (go)一般疑问句： 1. _ you _ (like) English? 2. _ your brother _ (know) Japanese? 3. _ you _ (brush) your teeth ever
29、y morning? 4. _ Mike_ (read) English every day? 5. _he_ (like) English? 6. _ you _ (go ) to school by bus? No, I _ (go) to school by car? 7. _ they _ (like) the World Cup? 8. _ you _ (brush) your teeth every morning?9. _ Mike _ (read) English every day? 10. _she_ (do) the housework every day? 11. _s
30、he _ (like) playing the violin? Yes, she_ (do). 12. _ they _ (like) the World Cup?特殊疑问句 1. What color_ your sister_ (like)? 2. Where _ you _ (have) lunch every day? 3. What time_ his father_ (do) the work? 4. What _ (do) he usually_ (do) after school? 5. How many lessons_ your classmates_ (have) on
31、Monday?6. What time _ Mary usually_ (play) basketball? 7. Who _ (teach) you English in your school?8. Who _ (dance) the best in your class? 9. Who _ (want) to go swimming? 10. What _ they often _ (do) on Saturdays?12. What day _ (be) it today? Its Saturday.13. What _ he usually _ (do) after school?
32、一般现在时句型转换 1. Daniel watches TV every evening. (改为否定句) _ 2. I do my homework every day. (改为一般疑问句，并作否定回答) _ 3. She likes milk. (改为一般疑问句，并作肯定回答) _ 4. Amy likes playing computer games. (改为一般疑问句，并作否定回答) _ 5. We go to school every morning. (改为否定句) _ 6. He speaks English very well. (改为否定句) _ 7. I like taki
33、ng photos in the park. (对划线部分提问) _ 8. John comes from Canada. (对划线部分提问) _9. She is always a good student. (改为一般疑问句，作否定回答) _ 10. Simon and Daniel like going skating. (改为否定句) _ 11. Do you often play football after school? (肯定回答) _ 12. I have many books. （改为否定句） _ 13. Gao Shans sister likes playing tab
34、le tennis.（改为否定句） _ 14. She lives in a small town near New York. （改为一般疑问句） _ 15. I watch TV every day. （改为一般疑问句） _ 16. David has got a goal. （改为一般疑问句） _ 17. We have four lessons.（改为否定句） _ 18. Nancy doesnt run fast. （改为肯定句） _ 19. Daniel watches TV every evening. (改为否定句) _ 20. I do my homework every day. (改为一般疑问句) _练习四：动词一般现在时专练句型转换1. Bobby is a happy boy. 否定句： 一般疑问句： 肯定回答： 否定回答： 对划线部分提问（特殊疑问句）： 2. This is my book.否定句： 一般疑问句： 肯定回答： 否定回答： 对划线部分提问（特殊疑问句）： 3. They are on the chair. 否定句： 一般疑问句： 肯定回答： 否定回答： 对划线部分提问（特殊疑问句）： 4. There is a bird in the sky.否定句： 一般疑问句：