1、Part 2 动词,一.动词的分类 二.动词的时态,一.动词的分类,1.be 动词:2.行为动词:,不能独立表达意思，必须与形容词、名词等一起来表达意思.,常用的be动词有 am is are was were如：I am tired now. Yesterday was Sunday.（半系动词look,feel),又称实义动词，表示动作或状态，能独立表达意思。,I read books on the weekend.My father likes reading.,3.情态动词：4.助动词：,本身有一定的意义，但也不能独立使用，必须与主要的动词一起来表达意思，表示说话人的语气和情态（没有人
2、称和数的变化）。,常用的情态动词有can、 may、 must、 need。如：I can cook dinner.,本身没有意义，不能独立表达意思，必须与动词一起来表达意思。,常用的助动词有do、 does、 did。如：He does not like apples.,二.动词的时态,（一）.一般现在时 ：,表示经常的或习惯性的动作或状态。,1.动词原形： 2.动词的三单现:三单现的构成：,(1)、一般的动词在词尾加-s like likes,read-reads,(2)、以字母o,s,sh,ch等结尾的动词加-es go-goes,pass-passes,wash-washes,watc
3、h-watches,(3)、以元音字母加y结尾的动词,直接加-s playplays 但以辅音字母加y结尾的动词,要把y改i再加-es study-studies,a.动词的形式：,主语是非第三人称单数。,主语是第三人称单数,b.判断：,常与 often , usually , sometimes , always，every day, every morning等表示程度或频度的词连用。,C.例如： 1.We often (play) in the playground. 2. He (get) up at six oclock. 3. She_(have) blues eyes 4. Mi
4、ke (read) English every day? 5. He usually _ (get)up at six in the morning. 6. We_(have)no classes on Sundays. 7. She often_(watch)TV on Saturdays. 8. The boy _(like) playing football 9. She and I _(take) a walk together every evening. 10. He often _(do) his homework at Home.,play,gets,has,Does,read
5、,gets,have,watches,likes,take,does,表示正在进行或发生的动作。,主语+be动词+动词的ing形式+其他。,句中往往有now、look、listen等词。,1、一般的动词在词尾加-ing playplaying, draw-drawing,2、以不发音的e结尾的动词,去掉e再加-ing taketaking ,write -writing,3、双写辅音字母再加-ing swimswimming , shopshopping,用所给动词的适当形式填空,1) The boy _ _ ( draw ) a picture now. 2) What_you _ ( do
6、 ) now? 3) Listen. Some girls _ ( sing ) in the classroom. 4) My mother _ _ ( cook ) some nice food now. 5) Look. They _ _ ( have ) an English lesson. 6) They _ _ ( not water ) the flowers now. 7) Look! the girls _ _ ( dance )in the classroom . 8) What is our granddaughter doing? She _ _ ( listen )
7、to music. 9) _ Helen _ ( wash )clothes? Yes, she is .,is drawing,are doing,are singing,is cooking,are having,arent watering,are dancing,is,listening,Is washing,（三）一般将来时：1构成：2判断：,表示在将来某个时间要发生的动作或存在的状态,主语+be going to+动词的原形 或主语+will+动词的原形,（时间状语）,1.含有tomorrow时间状语,2.next +一段时间,3.in+一段时间,用所给动词的适当形式填空,1） T
8、oday is a sunny day. We _ ( have ) a picnic this afternoon. 2）My brother_ ( go ) to Shanghai next week. 3）Tom often _( go ) to school on foot. But today is rain. He_ ( go ) to school by bike. 4）What do you usually do at weekends? I usually_ (watch) TV and_ (catch) insects? 5）Its Friday today. What_
9、she_ ( do ) this weekend? She _ ( watch ) TV and _ ( catch ) insects. 6）What_ ( do ) you do last Sunday? I_ ( pick ) apples on a farm. What _ ( do ) next Sunday? I _ ( milk ) cows. 7）Mary _ ( visit ) her grandparents tomorrow.,（四）一般过去时 : 1动词形式： 2动词过去式：3判断：,表示在过去某个时间发生的动作或存在的状态，也可表示过去经常或反复发生的动作。,1、一般
10、的动词在词尾加-ed helphelped, wash-washed,2、以e结尾的动词, 加-d likeliked, dance-danced,3、以元音字母加y结尾的动词,直接加-ed playplayed 但以辅音字母加y结尾的动词,要把改为i,再加-ed study-studied,4、双写辅音字母再加-ed stopstopped drop-dropped,（时间状语）,1.含有yesterday的时间状语,2.last+一段时间,3.一段时间+ago,动词过去式,用所给动词的适当形式填空 1) It_( be ) Bens birthday last Friday. 2) We
11、all_ ( have ) a good time last night. 3) He _ ( jump ) high on last Sports Day. 4) Helen _ ( milk ) a cow last month. 5) She likes_newspapers, but she _a book yesterday. ( read ) 6) He _football now, but they _basketball just now. ( play ) 7) Jims mother _ ( plant ) trees a moment ago. 8) I _ ( watch ) a cartoon three days ago. 9) We_ ( go ) to school last week.,was,had,jumped,milked,reading,read,is playing,played,planted,watched,went,
