1、動詞加ing的變化規(guī)則1一般情況下，直接加ing，如：cook-cooking2以不發(fā)音的e結尾，去e加ing，如：make-making, taste-tasting ,take-taking3如果末尾是一個元音字母和一個輔音字母，雙寫末尾的輔音字母，再加ing，如：run-running, stop-stopping ,swim-swimming, get-gettingA、構成形式：主語+be動詞+動詞的ing形式+其他。B、判斷依據：句中往往有now、look、listen等詞。注意：千萬不要忘了一定得有be動詞C、句型變換：練一練：A、用所給的動詞的正確形式填空。 1) The bo

2、y_ _ ( draw ) a picture now. 2) What_you_ ( do ) 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 o

3、ur granddaughter doing? She_ _ ( listen ) to music. 9)_ Helen_ ( wash )clothes? Yes, she is .B、根據中文，完成句子，每空一詞。1) 劉濤的父親正在澆花。Liu Taos father is_ _.2) 看，孩子們正在操場上踢足球。Look! The children_ _ _ in the playgroun3) 她正在公園里散步嗎？是的。-_ she_a walk in the park? -Yes, she_.4) Jack正在哪讀書？在他書房。 -_ _ Jack_ the book now?

4、-He is_ _ _ _.一般過去時1一般過去時表示過去某個時間發(fā)生的動作或存在的狀態(tài)，常和表示過去的時間狀語連用。一般過去時也表示過去經常或反復發(fā)生的動作。如：yesterday ,last( weekend ,month ,year) be used to 2Be動詞在一般過去時中的變化：am 和is在一般過去時中變?yōu)閣as。（was not=wasnt）are在一般過去時中變?yōu)閣ere。（were not=werent）帶有was或were的句子，其否定、疑問的變化和is, am, are一樣，即否定句在was或were后加not，一般疑問句把was或were調到句首。3句中沒有be動

5、詞的一般過去時的句子 否定句：didnt +動詞原形，如：Jim didnt go home yesterday. 一般疑問句：在句首加did，句子中的動詞過去式變回原形。如：Did Jim go home yesterday?特殊疑問句：疑問詞+did+主語+動詞原形？ 如： What did Jim do yesterday? 疑問詞當主語時：疑問詞+動詞過去式？如：Who went to home yesterday?七、動詞過去式變化規(guī)則：1一般在動詞末尾加-ed，如：pull-pulled, cook-cooked2結尾是e加d，如：taste-tasted3末尾只有一個元音字母和一

6、個輔音字母的重讀閉音節(jié)，應雙寫末尾的輔音字母，再加-ed，如：stop-stopped 4以“輔音字母+y”結尾的，變y為i， 再加-ed，如：study-studied5不規(guī)則動詞過去式：am,is-was, are-were, do-did, see-saw, say-said, give-gave, get-got, go-went, come-came, have-had, eat-ate, take-took, run-ran, sing-sang, put-put, make-made, read-read, write-wrote, draw-drew, drink-drank,

7、 fly-flew, ride-rode, speak-spoke, sweep-swept, swim-swam, sit-sat, teach-taught , feel -felt , buy-bought, leave-leftA、構成形式：主語+動詞的過去式+其他。注意：沒有be動詞的否定句和疑問句中，用didnt否定和用did提問后，動詞一定要用原形B、判斷依據：（1）be動詞是was、were；（2）動詞加ed；（3）有表示過去的時間狀語，現(xiàn)在學過的常用的表示過去的時間狀語有：just now，a moment，yesterday，last week，last night，las

8、t weekend，last year，last month，three days ago，two weeks ago，five years ago一般將來時1.概念：表示將要發(fā)生的動作或存在的狀態(tài)及打算、計劃或準備做某事。句中一般有以下時間狀語：tomorrow, next day(week, month, year),soon, the day after tomorrow（后天）this morning , this afternoon , this evening等。2.基本結構：be going to + do；She is going to visit his grandparen

9、ts next weekend .Amy is going to climb mountains tomorrow.will+ do. He will go shopping this afternoon.He will go to shanghai next month .3.否定句：在be動詞（am, is, are）l后加not或情態(tài)動詞will后加not成wont。A、構成形式：（1）主語+be going to+動詞原形+其他。（2）主語+will+動詞原形+其他。B、判斷依據：一個句子中既有be動詞，又有going、to和動詞，且動詞用的是原形，句中往往有tomorrow、soon

10、、next week等詞。C、句型變換：肯定句否定句一般疑問句及回答She is going to have a picnic tomorrow.She isnt going to have a picnic tomorrow.-Is she going to have a picnic tomorrow?-Yes, she is. / No, she isnt.They are going to visit their grandparents next Sunday.They arent going to visit their grandparents next Sunday.-Are

11、they going to visit their grand parents next Sunday?-Yes, they are. / No, they arent.注意：-Where are you going? -Were going to Beijing. 問句中不要用到to。練一練：A、根據中文，完成句子，每空一詞。1）我打算明天和朋友去野炊。 I_ _ _ have a picnic with my friends. 或者：I_ have a picnic with my friends. 2）下個星期一你打算去干嘛? 我想去打籃球。 -What_ _ _ _next Monda

12、y? -I_ _ _ play basketball. 或者：-What _ you do next Monday? -I_ play basketball. 3）你媽媽這個周末去購物嗎？是，她要去買一些水果。 -_ your mother_ _ go shopping this_ ? -Yes, she_ . She_ buy some fruit. 4.）你們打算什么時候見面？What time_ you _ _ meet?B、改寫句子。1）Nancy is going to go camping.（改否定句）Nancy_ going to go camping. 2）Ill go and join them.（改否定句）I_ go_ join them. 3）Im going to get up at 6:30 tomorrow.（改一般疑問句）_ _ _