課題：Unit 2 This is my sister. Section B(1a-1d)
主備人：高麗 課時(shí)：3
學(xué)習目標：
Key words: son; daughter; cousin; mom; dad; aunt; uncle; grandpa; grandma；family tree;
重要句型：含有be動(dòng)詞的單數句變復數句 三、可數名詞單數變復數的規則。
【自主探究】一、根據句意及漢語(yǔ)提示完成句子。
1. Tony is the (兒子) of the family. 2. Lucy is his (女兒).
3. My (表弟) is my aunt’s son. 4. Mr. Green is her (舅舅).
5. That’s my (爺爺). 6. Please say thanks to my (媽媽).
7. My father’s mother is my . 8. My parents’ daughter is my .
9. Jim and Lily are my uncle’s children. They are my .
10. I am a boy. I’m my parents’ .
二、用am, is are填空。
1. –What those? --They are pictures.
2. that your uncle? 3. I Betty. you Bob?
4. Mary my aunt. 5. Gina and Paul my cousins.
三、通過(guò)預習你的疑問(wèn)是
【合作探究】
一、含有be動(dòng)詞的單數句變復數句，需注意以下幾點(diǎn)：
1.指示代詞this或that分別變?yōu)? 或 。
2.am或is要變?yōu)? 。 3.不定冠詞a或an要 .
4.可數名詞單數要變?yōu)? 。
5.提示：如果主語(yǔ)是人稱(chēng)代詞時(shí)，他們也必須變?yōu)閺蛿敌问?/p>
I--- you--- she/he/it---
6.將下列的單數句變?yōu)閺蛿稻洹?/p>
1) That book is new.
2) I am a boy.
3) She is a girl.
4) How is he?
5) Is the dictionary on the desk?
二、可數名詞單數變復數的規則：
1.一般情況下，直接加s：picture-- sister-- parent--
2. 以輔音字母加y結尾的名詞，y變i再加es: family-- dictionary--
以元音字母加y結尾的名詞，直接加s: day-- boy--
3.以s; x.; ch; sh結尾的名詞加es: bus-- box-- watch-- brush--
4.以f或fe結尾的名詞：
⑴f或fe變v加es wife（妻子）-- knife（小刀）--
wolf（狼） -- thief（小偷） -- shelf（書(shū)架）--
self（自己） -- half（半）-- leaf（樹(shù)葉）--
“小口決：妻子持刀去宰狼，嚇得小偷發(fā)了慌，躲在架下保己命，半片樹(shù)葉遮日光�！保�
⑵加s的有：giraffe-- roof(屋頂)--
⑶特殊變化：scarf(圍巾)-- 或
5.以o結尾的名詞：
⑴有生命的名詞結尾加es(黑人英雄愛(ài)吃西紅柿和土豆)：
Negro-- hero-- tomato-- potato--
⑵無(wú)生命的名詞結尾加s：photo-- piano-- radio--
⑶特殊變化：zero-- 或
6.不規則變化：
⑴男人、女人a變e：man-- woman--
⑵鵝、足、齒oo變ee：goose-- foot-- tooth--
⑶老鼠、虱子ouse變ice：mouse-- louse--
⑷兒童要加人：child--
⑸單復數同形（中國人的鹿，日本人的鮮）：Chinese-- deer--
Japanese-- fish-- sheep--
7. 用所給的單詞的復數的正確形式填空：
1>There are so many________ (wolf) in the forest.
2>There are three ______ (chair) in the classroom.
3> These _______ (tomato) are red. 4>______ (hero) are great.
5>My aunt has two ______ (baby) 6>There are some ______(deer) eating the grass.
7> My father likes to eat _______ (potato). 8> ______(Chinese)like to eat noodles.
9>I have many ______ (toy) in my bedroom.
10>I help my mother wash ______(dish) in the kitchen.
11>I have two ______ (pencil-box). 12>There are some ______ (bus) in the street.
13>Peter has eight _____ (foot). 14>Linda has three _______ (tooth).
15>There are some ______ (child) in the garden.
16>Michael likes the ______ (mouse). 17>There are some ______ (goose) in the river.
18>My uncle and father are _____(man).
19>Tom and King are _____ (boy). 20>Linda has three ______ (tooth).