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1、Grammar一般现在时与一般过去时一般现在时与一般过去时动词第三人称单数的的构成原则动词第三人称单数的的构成原则: 1)一般在动词词尾加 s;2) 以s, x, o, sh, ch结尾加es; 3) 末尾是辅音字母y动词,改y为I,再 加es;规则动词过去式的构成原则规则动词过去式的构成原则: 1) 一般在动词原形末尾加-ed；2) 词尾是e的动词加-d; 3) 末尾是辅音字母y动词，改y为i再加ed;4) 末尾只有一个辅音字母的重读闭音节词,先双写这个辅音字母，再加ed.一般现在时与一般过去时一般现在时与一般过去时含有动词的句型一般过去时表示过去时间内某人某物存在的状态，性质等eg:I w
2、as a teacher last year. She(He) was a singer.WeYou were happy.They一般现在时表示某人某物现在的状态，性质等eg: I am a teacher now. She(He) is a singer. We They are happy. You一、将下列动词变为第三人称单数形式和过一、将下列动词变为第三人称单数形式和过去式去式climb: watch: wash: live: dance: use: study: empty: stop: buy: do: read: climbsclimbedwatcheswatchedwashe
3、swashedlivesliveddancesdancedusesusedstudiesstudiedemptiesemptiedstopsstoppedbuysboughtdoesdidreadsread规则动词过去式的构成原则规则动词过去式的构成原则: 1)一般在动词原形末尾加-ed；2)词尾是e的动词加-d; 3) 末尾是辅音字母y动词，改y为i， 再加ed;4)末尾只有一个辅音字母的重读闭音节词,先双写这个辅音字母，再加ed.动词第三人称单数的的构成原则动词第三人称单数的的构成原则: 1)一般在动词词尾加 s;2) 以s, x, o, sh, ch结尾加es; 3) 末尾是辅音字母y动
4、词,改y为I,再加es;Lets have a match.do: didgo: wentsing: sangeat: ate take:tookhave:hadbuy: boughtsee: sawread : read get: got一般过去时一般过去时 一般现在时一般现在时 含义 表示过去某个时间发生的动作或存在表示过去某个时间发生的动作或存在的状态。的状态。 1)1)表示现阶段经常发生的动作或存在的状态表示现阶段经常发生的动作或存在的状态; 2) ; 2) 表示说话时主语的特征、性格、能力等；表示说话时主语的特征、性格、能力等；3 3）表示）表示永恒的真理。永恒的真理。 时间用语 y
5、esterday, last weekend, last night, yesterday, last weekend, last night, last Saturday, in 2002last Saturday, in 2002 often, usually, sometimes, always, every often, usually, sometimes, always, every day, every weekend day, every weekend 肯定句 动词动词的的变化变化 动词: 全部用过去式。无单复数变化.规则规则动词过去式的构成原则动词过去式的构成原则: : 1
6、) 1) 一般在动词原形末尾加-ed；2) 2) 词尾是e的动词加-d; 3)3) 末尾是辅音字母y动词，改y为i， 再加ed;4) 4) 末尾只有一个辅音字母的重读闭音节词,先双写这个辅音字母，再加ed. 1)1)be动词:主语是第一人称用am,第三人称单数用is,其他用are;2)2)一般动词: : 主语是第三人称单数，动词词尾加s或es. 动词第三人称单数的构成原则动词第三人称单数的构成原则: 1)1)一般在动词词尾加 s;2)2) 以s, x, o, sh, ch结尾加es; 3)3) 末尾是辅音字母y动词,改y为I,再加es;一般疑问句 句首词句首词 did did am, is ,
7、 are / / do,does动词 都都 是是 动动 词词 原原 形形 肯定回答 Yes, Yes, did. did.1)Yes, 1)Yes, am/is/are. 2)Yes, am/is/are. 2)Yes, do/does. do/does. 否定回答 No, didnt. 1)No, am /is/are not. 2)No, do/does not. 特殊疑问句的句子结构 特殊疑问词特殊疑问词did+did+主语动词原形主语动词原形其他？其他？ 特殊疑问词特殊疑问词am/ is/ are+am/ is/ are+主语动词原形其他主语动词原形其他？特殊疑问词特殊疑问词do/do
8、es+do/does+主语动原其他？主语动原其他？ 一般现在时与一般过去时一般现在时与一般过去时不规则动词的过去式大体上归纳有以下六条记不规则动词的过去式大体上归纳有以下六条记忆法：忆法：1.以以t结尾的词，过去式与原形相同。结尾的词，过去式与原形相同。如：如：putput,letlet,cutcut,beatbeat2.以以d结尾的词，把结尾的词，把d变成变成t。如如:buildbuilt,lendlent,sendsent,spendspent3.以以n结尾的词，在词后加结尾的词，在词后加t。如：如：meanmeant,burnburnt4.以以ow/aw结尾的词，把结尾的词，把ow/aw
9、变成变成ew。,learnlearnt如：如：blowblew,drawdrew,knowknew,growgrew5.含有双写字母的词，将双写改为单写，在词尾加含有双写字母的词，将双写改为单写，在词尾加t。如：如：keepkept,sleepslept,feelfelt,smellsmelt6.含有元音字母含有元音字母o/i的词，将的词，将o/i变成变成a。如：如：singsang,givegave,sitsat,drinkdrank其他动词很随和，带上其他动词很随和，带上ed成过去成过去。口诀：口诀：过去式很简单，只要你能这样记过去式很简单，只要你能这样记。前提必须是动词前提必须是动词，不
10、规则变化先牢记。不规则变化先牢记。再记规则两三条再记规则两三条,结尾有结尾有e只加只加d.live变成变成lived,hope变成变成hoped以以y结尾也不难，把结尾也不难，把y变变i加加edcry变成变成cried，copy变成变成copied目前双写只有俩，目前双写只有俩，drop过去过去dropped,stop要变要变stopped。二、请根据要求改写句子二、请根据要求改写句子2024/8/30 1) Sarah is in her bedroom. (变为一般疑问句) 2) I go to school on foot.(变为一般疑问句) 3)They cleaned the roo
11、m yesterday. (变为一般疑问句) 4) He watched TV last night. (变为一般疑问句) 5) My brother lives in Beijing. (变为一般疑问句) Is Sarah in her bedroom?Do you go to school on foot?Did they clean the room yesterday?Did he watch TV last night?Does your brother live in Beijing? 6) I have a sore throat. (变为一般疑问句) 7) We sang an
12、d danced in the park last Sunday.(变为 一般疑问句) 8)Mike bought presents in Kunming.(就划线部分提问) 9) I usually eat dinner at 6:30. (就划线部分提问) ) 10)I often play the piano on the weekend.(把一般现在 时变成一般过去时)Do you have a sore throat?Did you sing and dance in the park last Sunday?What did Mike do in Kunming?When do y
13、ou usually eat dinner?I played the piano last weekend.二、请根据要求改写句子二、请根据要求改写句子三、用动词的适当形式填空三、用动词的适当形式填空 1 Sarah is my good friend. She often (get) up at 6:30 and (eat) breakfast at 7:00. Then she usually (go) to school on foot. Last weekend she (go) hiking with me. We (climb) a mountain and (take) pict
14、ures. We were very happy. Mike is from Canada. Hes an English teacher. 2 He (live) in Shanghai. He usually (get) up at 7:00 and (go) to work by car. He (speak) Chinese very well. The students (like) him very much. Yesterday they (go) to the Changfeng Park. They (take) the bus to (get) there. They (have) a picnic and (sing) together. They were very happy.getseatsgoeswent climbedtooklivesgetsgoesspeakslikewenttookgethadsang
