表示动作或状态的词叫做动词。表示动词的词如ask ,walk等1、实义动词又叫行为动词,能独立做谓语:如open,hold , learn2、系动词又称连系动词,不能独立做谓语,后边必须接表语组成系表结构,说明主语的状态、性质、特征等:be动词3、助动词,主要协助动词构成谓语动词词组的词叫做助动词。它本身没有词义,和实义动词一起构成各种时态和语态,也可构成否定或疑问结构:do、will、should、would4、情态动词,表示说话人对有关行为或事物的态度和看法,认为其可能、应该或必要等。由于词义不完全,不能单独作谓语,要后接动词完成谓语部分:must、can、could、may、will(1)动词原形:动词未经任何变化的原来形式。如:have、cut、see(2)第三人称单数现在时:动词一般现在时的第三人称单数形式的构成和名词复数构成法相似。A.直接加“s” :read--reads leave---leavesB.以e结尾的动词,直接加“s ”: come--comes close---closesC.以s. x. sh. ch.o结尾的单词,加“es” : watch---watches fix---fixes wash---washes go--goesD.以“辅音字母+y”结尾的单词,变“y”为“i”, 再加“es” : cry---criesE.以“元音字母+y”结尾的单词,直接加“s” :play---playsA.直接加“ed” :look--looked watch---watchedB.以e结尾的动词,直接加“d” : live--lived love--lovedC.以“辅音字母+y”结尾的单词,变“y”为“i”, 再加“ed”: cry---criedD.以“元音字母+y”结尾的单词,直接加“s ”:play---played(一)一般现在时: 表示经常性、规律性习惯性的动作或现在存在的状态。1. 动作词一般用原形,但如果是第三人称单数时(如Tony ,he ,she ),动作词用第三人称单数形式,即加s 或 es ;在主语前加do, does帮助疑问句,后面的动词用原形;在动作词前加don’t, doesn’t 帮助否定句,后面的动词用原形。2. 句子中没动作词时,用be动词:is , am , are ;is , am , are 放在主语前帮助疑问句;is , am , are 后面加上not帮助否定句。3. 情态动词can, may, should,must引起的句子是一般现在时,后面接动词用原形;can, may, should,must 放在主语前帮助疑问句,后面接动词用原形;can, may, should, must后面加上not帮助否定句,后面接动词用原形。What a mess! What a beautiful desert! What beautiful flowers! ——What+(形)名How beautiful! How beautiful the flower is! How beautiful the flowers are! —— How+形A. 肯定句:(非第三人称单数)主语+V+其它 We come from China.(第三人称单数)主语+Vs+其它 He comes from China.主语+be (is, am, are)+其它 We are from China.主语+情态动词(can, may, should, must)+V+其它 She must go.(非第三人称单数)主语+don’t +V+其它 We don’t come from China.(第三人称单数) 主语+doesn’t +V+其它 He doesn’t come from China.主语+be (is, am, are) not+其它 I aren’t from China.主语+情态动词(can, may, should, must)+not +V+其它C.一般疑问句:Do +(非第三人称单数)主语+V+其它 Do you come from China?Does +(第三人称单数)主语+Vs+其它 Does he come from China?be (Is, Am, Are)+主语+其它 Are you from China?情态动词(Can, May, Should, Must)+主语+ V+其它 She can’t go.D.特殊疑问句:特殊疑问词+do +(非第三人称单数)主语+V+其它 Where do you come from?特殊疑问词+does +(第三人称单数)主语+Vs+其它 Where does he come from?特殊疑问词+be (is, am, are)+主语+其它 Where are you from?特殊疑问词+情态动词(Can, May, Should, Must)+主语+ V+其它 Can she go?1. be动词( is , am , are) + 动词ing (现在分词); is , am , are 放在主语前帮助疑问句,后面的动词加ing;is , am , are 后面加上not帮助否定句,后面的动词加ing。A. 肯定句:主语+be(is, am, are)+Ving+其它 They are coming here. B. 否定句:主语+be(is, am, are)+not +Ving+其它 They aren’t coming here.C. 一般疑问句:be(Is, Am, Are)+主语+ Ving+其它 Are they coming here?D. 特殊疑问句:特殊疑问词+ be(is, am, are)+主语+ Ving+其它 What are they doing?(三)一般过去时:表示过去某个时间里发生了的动作或状态。在动作词前加didn’t帮助否定句,后面的动词用原形。2. 句子中没动作词时,用be动词的过去式:was , were;A. 肯定句:主语+Ved+其它 We came from China主语+be (was, were)+其它 We were from China. B. 否定句:主语+didn’t +V +其它 We didn’t come from China.主语+be (was, were) +not+其它 We weren’t from China.C.一般疑问句:Did +主语+V +其它 Did you come from China?be (Was, Were)+主语+其它 Were you from China?D.特殊疑问句:特殊疑问词+ did +主语+V +其它 Where did you from? 特殊疑问词+ be (was, were)+主语+其它 Where were from?is , am , are 放在主语前帮助疑问句;is , am , are 后面加上not帮助否定句。will后面加上not帮助否定句,后面接动词用原形。A. 肯定句:主语+will +V +其它 He will dig a hole.主语+ be going to +V +其它 He is going to dig a hole.B. 否定句:主语+will not +V +其它 He won’t dig a hole.主语+ be not going go +V +其它 He isn’t going to dig a hole.C.一般疑问句:Will+主语+V+其它 Will he dig a hole?Be(Is, Am, Are) +主语going to +V+其它 Is he going to did a hole?D.特殊疑问句:特殊疑问词+will+主语+V+其它 What will he do?特殊疑问词+be(is, am, are) +主语going to +V+其它 What is he going to do?1. be动词( was, were) + 动词ing;was, were 放在主语前帮助疑问句,后面的动词加ing;was, were后面加上not帮助否定句,后面的动词加ing。A. 肯定句:主语+be(was, were)+Ving He was digging a hole.B. 否定句:主语+be(was, were)+not +Ving He wasn’t digging a hole.C. 一般疑问句:be(Was, Were)+主语+ Ving Was he digging a hole?D. 特殊疑问句:特殊疑问词+ be(was, were)+主语+ Ving What was he doing | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Be quick. Don’t be worried. | | | | | Listen to me. Don’t push. | | What a mess! What a beautiful desert! What beautiful flowers!How beautiful! How beautiful the flower is! How beautiful the flowers are! | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1.I______(be not) a middle school student. 2.She ______(be) in Class Six ,Grade One . We________(be) all Young pioneers. 3.Sam and I________(be) in different classes . 5.There _______(be) a map on the wall. There _______(be) some boats in the river. 7.There__________(be) a pencil-box and some books in the bag . 8.There__________(be) two bikes and a car near the house. 9.I can ___________(see) some flowers on the table. 10. You must__________(find) those things. 11. ______ you ________(have) a new watch? 12. Let me _________(see),please. I __________(not have) a watch . 13. I think he ___________(be)back in a week. 14. It's time ___________(play) games. 15. I want ___________(take) some books to the classroom . 16. Could you ___________(take) it to your room ? 17. It's snowing now. We can go out __________ (play) in the snow. 18. ___________(not jump) too high! Would you like___________(drink) tea ?19. She __________(like) her new skirt .20. The men ____________(work) near the house now.
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