do-does的用法和練習題培訓課件

1、do, does 的用法 do 用于當主語是第一人稱 I,第二人稱 you 及復數(shù)時（復數(shù)包括 we, they, these,those 及兩個以上的人或者事物。 does 用于當主語是第三人稱單數(shù)時（第三人稱包括she, he, it, this, that 單獨的事物或者人名等）。含有實義動詞的句型結構變換一、肯定陳述句1.當主語是 I, you 及復數(shù)時，謂語動詞用原型。Eg. I know it. （ Eg.表示例如的意思）They have two volleyballs.Tina and Tom like ice cream.2. 當主語是第三人稱單數(shù)時（第三人稱包括she, h

2、e, it, this, that 單獨的事物或者人名等）。謂語動詞要變?yōu)榈谌朔Q單數(shù)形式。特別要注意have hasEg. She has a set of keys.He knows my n ame.Tom n eeds a computer game.二、肯定陳述句變換成否定陳述句1.當主語是 I, you 及復數(shù)時，在謂語動詞前加 do not don tEg. I don t know it.They don t have two volleyballs.Tina and Tom don t like ice cream.2. 當主語是第三人稱單數(shù)時，在謂語動詞前加 does no

3、t = does,謂語動詞打回原 型Eg. She doesn t have a set of keys.He doesn t know my name.Tom doesn t need a computer game.三、肯定陳述句變換成一般疑問句采用“一加二變三問號”一加：當主語是 I, you 及復數(shù)時，在句子開頭加 do;當主語是第三人稱單數(shù)時（第三人稱包括she, he, it, this, that 單獨的事物或者人名等），在句子開頭加 does;二變：變大小寫;第一人稱變?yōu)榈诙朔Q（I / we 變?yōu)?you, my / our 變?yōu)?your）;當主語是第三人稱單數(shù)時，謂語動詞

4、要打回原型。三問號：在句末加冋號。肯定回答；Yes,主語+ do/ does.否定回答：No,主語+don t / doesn t .（主語要用相應的人稱代詞主格） 四、肯定陳述句變換成特殊疑問句（對畫線部分提問） 特殊疑問詞+ 一般疑問 句？（去掉畫線部分）Eg. They have two volleyballs.-What do they have?He knows my name.-What does he know?Exercisel :把下列句子變成否定句，一般疑問句并做出肯否定回答，并對劃線部分提問。1.I know the answer.否定句：1（know）the answe

5、r.一般疑問句：you（know）he answer?回答：,I否定回答：,I對劃線部分提問：2 He plays soccer every day.否定句：He（play）soccer every day.一般疑問句：he（play）soccer every day?肯定回答：,He否定回答：,He3.The books are on the teachersdesk.否定句：The books _ （be） on the teachers desk對劃線部分提問： _are the books?Exercise21.1go to Beijin（ 一般疑問句）_ to Beiji n?2.

6、We can see some birds 一般疑問句）_ see 一 y_ birds?（an 用在疑問句中，而 some 用在陳述句中）3. He likes apples.一般疑問句）_ he_apples?4. Here are some banansaon the teachers 一般疑.問句）_flowers on the teachers desk?5. There are some apples on the tree 否定句）There_ _any_ apples on the tree.（ar 用在疑問句中，而 some 用在陳述句中）6 he is very old.（

7、否 定句）he_ very old.7. It is green.（否定句）_ gree n.Eg. Do you know it?Do they have two volleyballs?Do Ti na and Tom like ice cream?Does she have a set of keys?Does he know your n ame?Yes, I do. / No, I don t .Yes, they do. / No, they don t .Yes, they do. / No, they don t.Yes, she does. / No, shdoes nt.Yes, he does. /No, he doesn t.