動詞變單三[教學知識]

1、動詞變單三的規(guī)則：1. 一般的動詞在詞尾加-s. workworks, read-reads 2. 以s,x,ch,sh,及輔音字母+o結尾的單詞在詞尾加-es. Watch-watches,do-does.3. 以輔音字母加y結尾的動詞變y為i，再加-es. fly-flies.4. 以元音字母加y結尾的動詞直接在詞尾加s. play-plays5. 不規(guī)則變化。如：have-has練習題：一.寫出下列單詞的單三形式。1.watch 2.do 3.play 4.read 5.go 6.play 7.have 8.teach 9.wash 10.swim 11.clean 12.make 13

2、.carry 14.put 15.write 16.get 17.live 18.like 19.fly 20.visit二用所給動詞的適當形式填空。1.I go to school by bike.But my brother_(go)on foot.2.Does your pen pal like_(draw)pictures?3.Lets _(go)together.4.Mr Green_(live) in Australia.5.Do you like _(swim)?6.My friend sometimes_(watch)TV in the afternoon.7.Dave usu

3、slly _(go)to bed at 9:00.8.My brother_(study)in a middle school.9.Grandpa usually _(get)up early in the morning.10.I _(play) football every day.11. My parents and I _(live) in China.12.Tom _(read) newspapers every evening.13.My father _(work) in a factory.14.They often _(swim) in summer.15.The sun _

4、(rise) in the east.16.He _(study) E nglish every day.17.He _(go)to school at half past seven every day.18.Miss Gao _(teach)us English.She is very kind.19.He always _(go)to school on foot.20.Mary _(get)up at six every day.三單項選擇。( )1.-Does Mike like painting? -_.A.Yes,I do. B.Yes,he do. C.No,he doesnt

5、.( )2.My father _newspapers every day.A.reads B.looks C.watches( )3.Ann likes_kites.A.make B.making C.makes( )4.My mother is a teacher.She _English.A.teach B.teachs C.teaches肯定句變一般疑問句：1、找be（am, is, are ）動詞,把be動詞提到句子開頭，并加問號（？）。2、找情態(tài)動詞（can, must, may ,could等），把情態(tài)動詞提到句子前面，其余不變，并交問號（？）。3、沒有be動詞，沒有情態(tài)動詞的句子變一般疑問句，需加助動詞do ；當主語是第三人稱單數(shù)時加助動詞does，動詞要還原為原形。如：He goes to work by bus. 變?yōu)橐话阋蓡柧洌篋oes he go to work by bus? Yes,he does./ No, he doesnt.練習題：1 肯定句變一般疑問句1. She goes to schoolby bike.2. They live in this house.3. Joe has a mnew shirt.4. He speaks English.5. There are many houses in my village.6. I can