一般过去时态和一般现在时态混合练习

一般过去时态和一般现在时态混合练习
一般过去时态和一般现在时态混合练习

三、句型转换

1.They came to China in 1990.(变一般疑问句) __________ they ________ to China in 1990?

3. The twins go to school on foot every day. (同上) _________ the twins _______ to school on foot every day?

4.She washed the clothes last Sunday. ( 变否定句) She _________ ________ the clothes last Sunday.

5. She did some shopping yesterday. (变否定句) _______________________________________

6. My mother likes her students. (变一般疑问句) _______________________________________

7. Do you watch TV on Sunday? (用last Sunday 改写成过去时态的句子)

______________________________________________?

8. Wei Hua bought a new pen yesterday. (变否定句) Wei Hua________ ________ a new pen yesterday.

9. We had a meeting the day before yesterday. (变一般疑问句)

_______ you _______ a meeting the day before yesterday?

10. They had a good time last Sunday. (同义句) They ___________ __________ last Sunday.

11. There were some cars in front of the house just now.

否定句:There _______ ________ cars in front of the house just now.

一般疑问句:______ there _____ cars in front of the house just now?

12. He went to the zoo with his father yesterday.

否定句:He ________ _______ to the zoo with his father yesterday.

一般疑问句:______ he ______ to the zoo with his father yesterday?

特殊疑问句:__________ __________ he __________ yesterday?

将下列句子改成一般过去时

1. Tom speaks Chinese every day.

2. We have four lessons.

3. I watch TV every day.

4. She works in a hospital.

5. Do you like this book?

6. Kitty and Ben have lunch at about twelve.

9. They watch TV in the evening.

一般现在时总结归纳

一般现在时语法总结 一般现在时:表示经常性的事情,经常性的动作或一般性事实。 时间状语:often 经常,usually 通常,always 总是,every 每个,sometimes 有时,at……在点钟 只有在第三人称单数用动词的三单变化,其他用动词的原型。 1.三单变化: (1)多数在动词后面加- s ask->asks work->works get->gets stay->stays (2)以字母s x ch sh或o结尾的动词,在词尾直接加- es Watch -> watches wish -> wishes fix -> fixes do -> does go -> goes pass -> passes (3)以辅音字母加y结尾的动词,要先变y为i再加- es Try -> tries study -> studies cry -> cries fly -> flies

be-> am is are have->has 一般现在时的用法: 表示经常性或习惯性的状态;表示客观事实或普遍真理;在时间、条件等状语从句中,用现在时表示将来;在某些以here,there开头的句子中,用一般现在时表示正在发生的动作 1>经常性或习惯的动作,常与表示频率的时间状语连用。 时间状语:every、sometimes、at……,on Sunday I leave home for school at 7 every morning. 2>客观真理,客观存在,科学事实 The earth moves around the sun. Shanghai lies in the east of china. 3>表示格言或警局中 Pride goes before fall. (骄者必败) 注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。 例:columbus proved that earth is round. 4>现在时刻的状态、能力、性格、个性 I dont want so much. Ann Wang writes good English but does not speak well. [比较]1.Now I put the sugar in the cup. 2.I am doing my homework now. 第一句用一般现在时,用于操作演示或指导说明的示范动作,表示言行的瞬间动作。 再如:Now watch me.I switch on the current and stand back.第二句中的now 是进行时的标志,表示正在进行的客观状况,所以从句用现在进行时。

牛津英语英语语法一般现在时

牛津英语英语语法(三)一般现在时 一. 一般现在时行为动词词型变化形式 一般现在时动词只有第三人称有词形变化,其他人称动词均用原形单数 第三人称动词变化: 多数在动词后加s play—plays like—likes , 以s,x,sh,ch,o结尾的动词加es go—goes wash--washes, 以辅音字母加y结尾,把y改i再加es fly—flies study--studies 二. 一般现在时动词be和have的变化形式 1.动词Be 叫连系动词, 连系动词be的用法:除了第一人称单数用am,和第三人称单数用is以外,其它人称用are。 I am busy. You are busy. He (She) is busy. We (You, They) are busy. 2.动词have的用法:除了第三人称单数用has以外,其它人称一律用have。如: I have a pen. You have a pen. She (He) has a pen. We (You, They) have pens. 三. 一般现在时的句型 1.肯定句构成:主语+动词(注意人称变化) +其它成分 Ihave a dog. We like the little cat. She sings well. 2.否定句构成: 行为动词的否定句:主语+助动词(do/does) + not +动词原形+其它成分 He dosen’t have a dog.He isn’t young.We don’t like the little cat. (借助于助动词do) She doesn’t sing well. (借助于助动词does) 3.一般疑问句: A.行为动词的一般疑问句:助动词(do/does)+主语+动词原形+ 其它成分 Do you like i t? Yes, I do. / No. I don’t .Does he(she) like it? Yes, he( she )does. / No, he ( she )doesn’t. B. 动词BE 的一般疑问句Am / Is /Are +主语+ 其它成分 Are you a teacher? Yes, I am. / No, I am not. Are they students of your school.Yes they are / No they aren,t. 4.特殊疑问句:特殊疑问词+ 一般疑问句 How many students are there in your school? What do you usually do on Sunday? 四.一般现在时的用法 1.经常性或习惯性的动作,常与表示频度的时间状语连用。如: every year, sometimes, at 5 o’clock, on Sunday. I get up at six o’clock every day. He gets up at six o’clock every da y. She smokes too much. I telephone to my parents once a week. 2.表达客观真理,科学事实。如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。 Three and four makes seven. The teacher told us that the earth moves around the sun. Shenyang lies in the north of China.

初中英语语法动词八种时态详解:一般现在时

初中英语语法一般现在时基本结构 1.注:一般现在时除主语是第三人称单数时谓语动词要加s外,一律用动词原形。 2.例句:I go to school at 6 every morning. 每天早上我七点去上学。 Summer follows spring. 春天之后是夏天。 The sun rises in the east. 太阳从东方升起。 I learned that the earth goes around the sun when I was in primary school. 我在小学就学过地球是围绕太阳转的。 Pride goes before a fall. 骄者必败。 初中英语语法动词八种时态详解:一般现在时 主要用于下面几情况: 1) 描述当前时间内经常出现、反复发生的动作或存在的状态。 在这种情景中,句子常带有表示频率的时间状语:always , everyday , often , once a week (month , year , etc.) , sometimes , seldom , usually,now, today , nowadays等等,以表示句中的动作或状态是习惯性的、经常性的。 例如:They raise ducks as a sideline .他们以养鸭为副业。 She doesn't often write to her family, only once a month. 她不常给家里写信,仅一月一封而已。 I cycle to work every day .我每天骑自行车上班。 It seldom rains here .这儿很少下雨。 2)仅为了描述状态、性质、特征、能力等等。 这里的目的是为了"描述现阶段的动作或状态",其重点"不是强调动作发生的时间、或进行的状态"。 例如:He can speak five foreign languages .他能说五种外语。 That is a beautiful city .那是座美丽的城市。 Changjiang River is one of the longest rivers in the world. 长 She majors in music .她主修音乐。 All my family love football .我全家人都喜欢足球。 My sister is always ready to help others . 我妹妹总是乐于助人。 3) 陈述客观事实、客观真理。 顾名思义,客观的情况是"没有时间概念"的;也"不会在意动作进行的状态"。例如:The sun rises in the east .日出东方。 The earth goes around the sun .地球绕着太阳转。 Ten minus two is eight.十减二等于八。 Light travels faster than sound .光的速度比声音的速度快。 The United States lies by the west coast of the Pacific Ocean. 美国位于太平洋西岸。 4) 根据英文语法规定,当主句的谓语动词是一般将来时,那么时间或条件状语从句的谓语动词只能用一般现在时来表示将来要发生的动作。 例如: I'll tell him the news when he comes back. 他回来时,我将告诉他这个消息。 If you take the job , they will talk with you in greater details. 如果你接受这份工作,他们将和你谈谈细节。

一般现在时态讲解与练习[1]

一般现在时 一般现在时表示经常、反复发生的动作或存在的状态. 一、表示一般现在时的时间状语 一般现在时常和always, often, usually, every day, sometimes等表示时间的状语连用.二、行为动词在一般现在时中的用法:一般人称的谓语动词用原形.,但单数第三人称做主语时谓语动词词尾发生变化:即.动词词尾加-s;或.-es, 三、动词遇到单数第三人称时的表示方法 在一般现在时中, 当主语是单数第三人称时, 行为动词的形式是在词尾加-s 或–es具体方法如下: 1.一般情况下,直接加-s eg. works,plays, rains, sees 2.以sh, ch, s, x 或o 结尾的词后加–es eg. washes, teaches, fixes, does, goes 3.以辅音字母加-y 结尾的,先把‘y’ 改成‘i’, 再加-es eg. studies, flies, carries 注意: 动词加-s 以后的读音. 动词加-s后的读音 1.在[p] [t] [k] [f] 等清辅音后,发清辅音/s/ eg. helps , works, likes, hates ,laughs 2.在浊辅音和元音后,发浊辅音/z/ eg. drives, cleans, plays 3.在[s] [z] [∫ ] [] []后,发/iz/ rises, wishes, teaches, urges 4.在[t] [d]后,发/ts/ /dz/ eg. fits, sets, needs 5. 其他情况下发[z] eg. plans, cries, shows 四、一般现在时的用法: 1、表示经常、反复发生的动作,现存的习惯或状态。常与often, always, usually, every day, sometimes, never, once a day, seldom等时间状语连用。例如: I am a teacher. We are Chinese. She goes to work every day. He always helps others. 2、表示客观事实或普遍真理。例如: There are seven days in a week. The earth goes round the sun. The sun rises in the east and sets in the west. The water boils at 100℃. Actions speaks louder than words. 行动胜于言辞。(谚语) 3、在连词when, before, if, as soon as, until 等引导的表示将来的行为的状语从句中,常用一般现在时表示将来的动作。例如; If it is fine tomorrow, we’ll have a foot ball match. I’ll ring you up before I leave the office. When I finish my homework, I’ll tell you a story. 4、表示安排或计划好的未来的动作,只限于go, come, leave, start, stay, return, arrive, begin, be 等动词。例如: My train leaves at 6:30 this morning.- How long do you stay here? We start at 8 tomorrow morning for Beijing. 5、表示主语的特征、性格、能力等。 Tom studies very hard. She is always ready to help others. I major in English.

一般现在时语法口诀

一般现在时语法口诀 一、be动词是am/is/are;be动词相当于助动词。 二、疑问句、否定句用助动词,有了助动词,动词用原形;助动词是do/dos,单三用dos。 三、单三后动词加s。 现在进行时公式过去进行时公式 am/is/are + Ving形式Was/were + Ving形式 将来时公式 Will + 动词原形 一般过去时语法口诀 一、be动词是was,were;be动词相当于助动词。 二、疑问句、否定句用助动词,有了助动词,动词用原形;助动词是did。 三、注意不规则动词变化。 现在完成时公式过去完成时公式 have/has + 动词过去分词had + 动词过去分词 现在完成进行时时公式 Have/has + been + Ving形式 被动语态公式 一般现在时 现在进行时 将来时 be + 过去分词过去时 现在完成时 过去完成时 现在完成进行时 可数名词不能单独使用 a、an the 代词(my,Tom’s )可数名词(复数加s、es) this、that these、those 连续两个动词变化:V to V 或V+Ving 介词(不含to)后一般跟名词,如果是动词要改成动名词

be动词使用规则 1、实意动词“是” 后跟名词或形容词; 2、进行时、被动语态使用; 3、there be 句型 主系表结构 主语系动词表语 I am a student. She is beautiful. They are friendly. That is a book. Those are photos. An orange is orange. 人称代词汇总 主语宾格形容词性名词性反身代词 I me my mine myself we us our ours ourselves you you your yours Yourself、 yourselves they them their theirs themselves he him his his himself she her her hers herself it it its its itself

英语一般现在时语法

十一、一般现在时基本用法介绍 般现在时的功能1.表示事物或人物的特征、状态。如:The sky is blue.天空是蓝色的。2.表示经常性或习惯性的动作。如:I get up at six every day.我每天六点起床。3.表示客观现实。如:The earth goes around the sun.地球绕着太阳转。4表示经常发生的动作或事情,通常用 every Sunday每个星期天once a week一周一次 every year.每年always总是usually通常often经常 sometimes有时 never决不every day每天 every week 每周every每个, at....在几点钟 . 主语是第三人称单数时谓语动词也要变成第三人称单数谓语动词+s+es 的变化规则(以下单词是碰到主语是第三人称单数它、他、她才加s或es) 1.一般情况下,直接加-s,如:cook-cooks,like-likes, talk-talks ,swim-swims. want-wants, work-works, know-knows, help-helps,get-gets 2.以s. x. sh. ch. 结尾,加-es,如:guess-guesses猜, wash-washes洗, watch-watches看, catch-catches接住,miss-misses 思念,pass-passes通过,finish-finishes完成,cross-crosses 穿过fish-fishes钓鱼,teach-teaches教brush-brushes刷. 3.以"辅音字母+y"结尾,变y为i, 再加-es,如:study-studies学习worry-worryies 担心try-tryies尝试,copy-copies模仿. fly-flies放(飞),y前是元音字母的直接加-s :buy-buys买,enjoy-enjoys 享用,play-plays 打(球)玩stay-stays 停留 4.不规则变化have的第三人称单数是-has有do的第三人称单数是-does做go的第三人称单数goes去。 一般现在时的构成: 1. be(am,is,are)动词:主语+be(am,is,are)+(名词)其它(不能是其它动词)。 ①I我+am+(名词)其它(不能是其它动词)如:I am a boy.我是一个男孩。I am a teacher我是老师 ②第三人称单数+is+(名词)其它. He is a teacher.他是一位老师. Amy is a girl.艾米是一个女孩. ③复数(you你)+are+(名词)其它You are a girl你是一个女孩. They are students他们是学生 2.行为动词:主语+行为动词(+其它)。 ①主语是(第一人称(I我)、第二人称(you你)和复数)+行为动词原形

初中英语语法八大时态总结

初中英语语法八大时态 1.结构 肯定句式: 主语+动词原形/动词的第三人称单数+其他 否定句式: 主语+(助动词)don't/doesn't +动词原形+其他 一般疑问句式: Do/Does+主语+动词原形+其他 简略回答: (肯)Yes,主语+do/does (否)No,主语+do/does not 缩写形式: don't = do not doesn't = does not 例句:He often goes swimming in summer. I usually leave home for school at 7 every morning. 2.用法 1)表示经常的、习惯性的动作或存在的状态,常与表示频度的副词连用。 常用的频度副词有:always、often、usually、seldom、never、sometimes, every week (day, year, month…), once a week, on Sundays.频度副词在句中通常放在行为动词之前,系动词、助动词之后。 例如: He often goes swimming in summer. I usually leave home for school at 7 every morning. 2)表示主语具备的性格、特征和能力等。 例如:All my family love football . My sister is always ready to help others . Ann writes good English but does not speak well. 3)表示客观真理、客观存在、自然现象。 例如:The earth moves around the sun. Shanghai lies in the east of China. 4)表示按计划或安排好的,或将要发生的动作,可用一般现在时表将来。 但只限于start,begin,leave,go,come,arrive,return,take place等。 例如:The train leaves at six tomorrow morning. He comes back tonight. 5)在复合句中,当主句是一般将来时,时间或条件状语从句的谓语动词只能用一般现在时来表示将来要发生的动作。 例如:I'll tell him the news when he comes back. If you take the job , they will talk with you in greater details. 1.结构 肯定句式: 主语+动词过去式+其他 否定句式: 主语+(助动词)didn’t +动词原形+其他 一般疑问句式: Did+主语+动词原形+其他

(完整版)一般现在时讲解及练习

一、一般现在时态 1、一般现在时态的概念 (1)、表示现在的状态(谓语多用系动词be) (2)、表示经常或习惯性的动作(谓语是do类动词) (3)、表示主语具备的性格和能力(谓语多是speak like enjoy) 2、be (am is are)“是”,英语中最重要的一个系动词。 do类动词,又叫实义动词。例如:have (有),play(玩,打)等。 3、一般现在时态的动词形式 一般现在时态规定:系动词be用现在式am is are 三个形式。 do 类动词用原型或第三人称单数形式。 “原形动词+ s / es”构成“第三人称单数形式”,与单数名词变复数 名词方法一样。 (1)、一般情况,动词后直接加s 例如:brings 带来calls 打电话meets 遇见needs 需要(2)、以字母e结尾的动词,直接加s (读/ z /)例如: Likes 喜欢takes 带走 (3)、以字母s x ch sh o结尾的动词,加es 例如:does 做goes 走,去watches 观看 (4)、以“辅音字母+ y”结尾的名词,变y为i,加es 例如:stud y →studies 学习 (思考:enjoy play have的第三人称单数形式是) 4 、一般现在时态主语与谓语动词的搭配 第一人称单数主语:I +am 或V原形 he she it this that 第三人称单数主语单数名词不可数名词+ is ; V单三形式 动词不定式 动名词 We you they 复数主语these those + are ; V原形 复数名词 本块习题:用所给词的正确形式填空 1、I _______ ( have ) a soccer ball . 2、She ______ ( have ) two __________ ( pingpong—ball ) . 3、He ______ ( play ) sports every day . 4、We ______ ( speak ) English . 5、Tom ______ ( call ) Jim every day . 6、My daughter ______ ( like ) apples . 7、His ______ ( friend ) knows English . 8、The girl ______ ( study ) English sometimes . 9、The _______ ( boy ) often watch TV . 10、Her uncle ______ ( go ) home on foot 。

(完整版)初一英语一般现在时态讲解

初一英语一般现在时态讲解 一、定义与讲解 一般现在时表示经常或习惯性的动作或一般性事实。也可表示现在的状态或主语具备的性格和能力。 通常与副词every day(每天),always(总是),usually(通常),often(经常)sometimes(有时),等时间状语连用。 例:(1)表示事物或人物的特征、状态。 The sky is blue.天空是蓝色的。 Mary’s father is a n English teacher. 玛丽的爸爸是一名英语老师。 (2)表示经常性或习惯性的动作。 I go to school at seven every day.我每天六点去上学。 She plays sports every day. 她每天都做运动。 (3)表示客观现实。 The table has four legs.桌子有四条腿。 There are 63 students in my class. 我们班有63个学生。 (4)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 every day.太阳每天从东方升起。 The earth goes around the sun.地球绕着太阳转。 (5)表示平日的喜好。 I like bananas. We don’t like vegetables. He likes blue. She doesn’t like strawberries. 二、只有主语在第三人称单数时在陈述句里面实义动词用“三单形式”, 其他人称(一,二,三复)用动词原形。 e.g. I/ We like English very much.我/我们非常喜欢英语。 She/ He/His sister l ikes English very much. 她/他/她的妹妹非常喜欢英语 ★动词三单形式的变化规则: 1.(1)多数直接在动词词尾加-s. play — plays like — likes ask---asks work---works get---gets call---calls (2)以字母s, x, ch, sh或o结尾的动词,在词尾直接加-es. watch---watches wash---washes do---does go---goes (3)以“辅音字母加- y”结尾的动词,要先变y为i再加-es. try---tries study---studies cry---cries fly---flies 2.不规则变化:be---- is have----has 一般现在时态肯定句式:分为含有be动词和实义动词的两种情况:

初中英语语法-一般现在时练习题

一般现在时1定义 1

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1.表示经常的或习惯性的动作,常与表示频率的时间状语连用。 时间状语: always, usually,regularly,every morning/night/evening/day/week,often,sometimes,occasionally,from time to time,twice a week,rarely,seldom,once a month, hardly, ever,neve e.g. I leave home for school at 7:00 every morning. 2.表示发生或者存在于说话之时的感觉,状态,和关系。时间的焦点在说话时的现在。 这样的动词有: know love have hear agree be think see taste feel seem look want belong require like等,这类动词的特点都有延续性,用一般时态就能表示动作或者状态的持续。 e.g. I see some twinkling stars in the sky. 3.表示客观事实和普遍真理。 e.g The earth moves around the sun. Shanghai lies in the east of China. 4.表示主语具备的性格、能力、特征和状态。 e.g. I don't want so much. Ann Wang writes good English but does not speak well. 比较:Now I put the sugar in the cup. I am doing my homework now. 5.表示格言或警句中。 e.g Pride goes before a fall. 骄者必败。 6.在时间状语从句和条件状语从句中,常用一般现在时代替将来时。 7.表示预先计划或安排好的行为。 8.小说故事用一般现在时代替一般过去时。新闻报道类的内容,为了体现其“新鲜”性,也用一般现在时来表示过去发生的事情。 ☆注意★:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。 5

初中英语语法:一般现在时

初中英语语法:一般现在时 一、一般现在时有三种形式 1. 谓语是be(am/is/are)的一般现在时。 ①肯定形式:主语+be+表语(形容词、名词充当表语)。 I am hungry. You are beautiful. He is a doctor. ②否定形式:主语+be+not+表语(形容词、名词充当表语)。 I am not hungry. You aren't beautiful. He isn't a doctor. ③一般疑问句形式:Be+主语+表语(形容词、名词充当表语)? 肯定回答:Yes,主语+be. 否定回答:No, 主语+ be+not. —Are you hungry? —Yes,I am./No,I'm not. —Is he a doctor?

—Yes, he is./No, he isn,t. ④特殊疑问句形式:特殊疑问词+Be开头的一般疑问句? —What is he? —He is a doctor. 注意:be要随着主语变。 2. 谓语动词是实义动词(及物动词或不及物动词)的一般现在时。 ①肯定形式:“主语+及物动词+宾语”或“主语+不及物动词”。She has a little brother. 她有一个弟弟。 The sun rises in the east. 太阳从东方升起。 ②否定形式:“主语+don't/doesn't+及物动词+宾语”或“主语+don't/doesn't+不及物动词”。 She doesn't have a little brother. 她没有弟弟。 I don't eat every morning.

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小升初语法一般现在时态 一、一般现在时的定义 一般现在时表示现在经常反复发生的动作,存在的状态或习惯性的动作的时态。 二、一般现在时的结构 一般现在时用行为动词的原形,但第三人称单数作主语时,动词的词尾要加-s 或- es。现在以连系动词be和行为动词read为例,对一般现在时的肯定句、 连系动词be 的各种形式常与代词或not缩写成一个词。助动词do,does 一般只有与not 缩写。联系动词be缩写形式如下

动词do not 的缩写形式为don’t,does not 的缩写形式为doesn’t。 二、动词加-s 或-es (动词第三人称单数) 当主语是第三人称单数时,谓语动词需加-s 或-es 1.一般在词尾加–s 例:work—works leave --- leaves swim --- swims 2.以字母s,x,ch,sh 或o结尾的词加-es 例:pass--- passes fix ---fixes teach --- teaches do--- does 3.以辅音字母加y结尾的词,先变y为i再加-es 例:study --- studies carry --- carries fly --- flies cry --- cries 三、一般现在时的用法 1.表示经常或习惯性的动作。常与often(经常), always(总是), sometimes (有时), every day(每天), on Sundays/Mondays 等表示频度的时间状 语连用。 一般现在时的时间状语有:today, often, sometimes, always, usually, every day ( week, month, year,…) , this year, once a week ( month, year,…) 一周 (月,年)一次 例句:I get up at 6 o’clock every day. He often goes to school by bike. 2.表示客观事实,普遍真理。 例句:Two and two is four.二加二等于四。 The earth moves around the sun.地球绕着太阳转。 一般现在时态专项练习 一、写出下列动词的第三人称单数形式 post eat stop jump go like visit pass rise read ride have give write swim study watch fly teach do 二、单项选择

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一般现在时语法及练习(语法练习1)

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一般现在时 一、定义与讲解 一般现在时:表示经常性的事情,经常性的动作或一般性事实。 时间状语:often经常,usually通常,always总是,every每个,sometimes有时,at…在几点钟 只有在第三人称单数用动词的“三单变化”,其他用动词的原形。 三单变化:1.多数在动词后+s play—plays like—likes (1)直接在动词词尾加-s. ask---asks work---works get---gets stay---stays (2)以字母s,x,ch,sh或o结尾的动词,在词尾直接加-es. watch---watches wish---wishes fix---fixes do---does go---goes pass---passes (3)以“辅音字母加-y”结尾的动词,要先变y为i再加-es. try---tries study---studies cry---cries fly---flies 情况构成方法读音例词 一般情况加-s 清辅音后读 /s/浊辅音swim-swims;help-helps;

和元音后读 /z/ like-likes 以辅音字母 +o结尾的词 加-es读/z/goes,does 以s,sh,ch,x 等结尾的词 加-es读/iz/watches,washes 以辅音字母+y结尾的词变y为i再加 es 读/z/study-studies 不规则变化have和be动词变have为 has变be为 am,is,are have-has be-am,is,are 2.不规则变化: be----is are have----has 二、一般现在时的用法 表示经常性或习惯性的动作或存在的状态;表示客观事实或普遍真理;在时间、条件等状语从句中,用现在时表示将来;在某些以here,there开头的句子中,用一般现在时表示正在发生的动作

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