一般现在时和现在进行时ppt课件.ppt

1、一般现在时和 现在进行时,Present tense &Present continuous tense,1,Present tense 一般现在时,e.g., The queen is beautiful., The queen wears a crown.,2, Cherry passes her exams., Cherry is clever.,3,一般现在时的定义：,1.表示经常的或习惯性的动作或状态，常与表示频率的时间状语连用。,2.客观真理，客观存在，科学事实。,eg: She goes to school everyday.,eg: The earth goes around

2、the sun., 这种时态的句子中只有一个动词.,4,一般现在时的时间标志词：,often,usually,always,sometimes,every day/week/month/year ,5, May often watches TV.,翻译啦！, May 经常看电视。, Peter always carries a heavy bag., Peter 总是拿一个很重的包。, Tina washes the dishes every day., Tina 每天都在洗盘子。,6,一般现在时的句式结构：,Be 动词的句式结构：,肯定结构：主语+Be (am/is/are)+其他。,否定结

3、构：主语+ Be (am/is/are)+ not+其他。,I am a student.,I am not a student.,7,一般疑问句结构：Be+主语+其他？,Are you a student?,注意：,一二人称要互换。,8,实义动词的句式结构：,肯定结构：主语+实义动词+其他。,I get up at 6:00 every day.,否定结构：主语+dont/doesnt+动词原形+其他。,I dont get up at 6:00 every day.,9,一般疑问句结构：Do/Does+主语+动词原形+其他？,Do you get up at 6:00 every day?

4、,注意：,一二人称要互换。,10,当主语是第三人称单数（he、she、it） 或单数名词时，谓语动词要用第三人称单数形式。,11,如何变第三人称单数？,look-,looks,eat-,eats,1.一般情况，动词后+s,teach-,teaches,go-,goes,2.以ch,sh,o,x,s结尾的动词+es,wash-,washes,fix-,fixes,miss-,misses,12,cry-,cries,carry-,carries,3.以辅音字母+y结尾的动词，把y变成ies.,stay-,stays,play-,plays,4.以元音字母+y结尾的动词，直接+s,have-,ha

5、s,5.特殊变化特殊记。,13,sit-,die-,watch-,have-,enjoy-,do-,study-,wish-,sits,dies,has,watches,enjoys,does,studies,wishes,练一练：,14,1._ the children _ at home? (help) Yes, _.,2.What _ the farmer_ ? (do),3. _ Tom and Charlie _ tennis? (play),Now you try.,Do,help,they do,Does,do,Do,play,15,按要求改写句子.,1.Betty watche

6、s TV every evening. (改为否定句),Betty doesnt watch TV every evening.,2. She likes milk. (改为一般疑问句， 并作肯定回答),Does she like milk? Yes, she does.,16,Present continuous tense 现在进行时,He is playing basketball.,17,Theyre swimming.,18,They are writing now.,19,现在进行时的定义：,常与现在进行时态连用的词: now, at the moment, listen, loo

7、k等。,现在进行时标志词：,表示现在正在进行的动作。,20,现在进行时的结构：,21,在句子中加not表示否定,Negative sentences 否定句,22,Questions 一般疑问句, 将be动词放在句子开头成为一般疑问句。,Yes, she is. / No, she isnt.,Cherry is riding a bicycle.,23,doing,talking,watching,playing,reading,looking,Practice, 直接在动词后面加ing.,24, 去e再加ing.,have,write,ride,live,drive,move,Practi

8、ce,25, 以重读、“辅元辅”结构结尾的动词需要双写最后一个字母再加ing。,jogging,sitting,dropping,running,getting,putting,Practice,26,What are they doing at the moment?,They are having a singing lesson at the moment.,27,What is she doing right now?,28,buy-,sing-,drive-,have-,swim-,run-,enjoy-,begin-,buying,running,enjoying,having,s

9、wimming,singing,driving,beginning,29,Proof-reading 改错,1 My mother is cook in the kitchen now. She like cooking. 2 I am having a tennis lesson every Sunday. Now I play tennis with my friend on the tennis court.,cooking,likes,have,am playing,30,Proof-reading 改错,3 Are you wash your car now? Yes, I do.

10、4 John usually clean his car on Sundays. He are cleaning his car at the moment. 5 My brother always cry. Listen! He cries loudly now.,washing,am,cleans,is,is crying,cries,31,Practice练习,Jane _ (be) hard-working. She always _ (help) her mother to do the housework. Look! She _ (sweep) the floor now.,Gr

11、andma _ (like) watching TV. She _ (watch) TV every night. She is _ (sit) in the living room at the moment but she _ (not watch) TV. What _ she _ (do)? She _ (sleep)!,is,helps,is sweeping,likes,watches,sitting,is not watching,is,doing,is sleeping,32,Present Tense一般现在时,Present Continuous Tense 现在进行时,Summary 小结, 习惯 / 真理,e.g. I always sing., 正在进行的动作,e.g. I am singing now.,e.g. She r