三年级下册Unit7
Unit 7 May I have some grapes? 单词:
fruit[fruːt] 水果 have[hæv]吃 some[sʌm]一些 grape[greɪp]葡萄 want[wɒnt]想,想要 banana[bəˈnɑːnə]香蕉 we[wiː]我们 but[bʌt]但是
then[ðen]那么,然后 apple[ˈæp(ə)l]苹果 pear [peə]梨
课文：
A: I want a banana, Mum. Do we have bananas? B: No, we don’t. But we have some grapes.
A: I like grapes. May I have some grapes, then? B: Yes. Here you are. A: Thank you, Mum.
【重点知识一】I want a banana, Mum.我想要一根香蕉，妈妈。
主语 + want + 某物，某人想要某物 例：I want an apple. 我想要一个苹果。
否定句: I don’t want…
练习：
I ______ an apple. A. want B. eat
【重点知识二】Do we have bananas? 我们有香蕉吗？
-- No, we don't. 不，我们没有。 -- Yes, we do. 是的，我们有。 注意：
当主语是you, we等非第三人称单数时，用do。 当主语是he, she, it 等第三人称单数时，用does.
例：
Do you like apples? Does she like apples? Does he want some tea? 练习：
1. --Do we have some grapes? -- ______. A. Yes,we don’t. B. Yes, we do. 2. – Do you want a banana? A. No, I don’t. B. Yes, I don’t.
【重点知识三】不定冠词a与an的用法区别：a用于辅音音素前；an用于元音音素前。
常见与an连接的名词(以元音开头)：
an apple an egg an orange an elephant an insect an ugly boy
【重点知识四】some 一些
1. some + 可数名词复数 some apples some grapes some oranges 2. some + 不可数名词 some water some coffee
【重点知识五】要注意a/ an/some用法的区别
a/an + 单数名词
some +复数名词/不可数名词，而且用在肯定句中。
拓展：any也表示一些，但用在否定句和疑问句。
练习：
1. I want______ apple. 2. I want______ apples. 3. She wants ______ banana. 4. He wants ______ oranges. 5. We want ______ grapes.
课 后 练 习
一、写出下列名词的复数形式。 1） one pen—three____________ 2） one orange—two____________ 3） one pear—five____________ 4） one boy—seven____________ 5） one cat—six____________ 6） one desk—two____________ 7） one book—some____________ 8） one ball—some____________ 9） one bus—four____________ 10） one robot—two____________
二、看图写出对应的词组
1.three _________ 2. _________ _________ 3. _________ _________ 4. _________ _________
三、选择正确的答案
( )1. May I have some __________? A. apple B. apples ( )2. I want _______ orange. A. an B. a ( )3. –Do you have grapes?
–No, we ______. A. do B. don’t
( )4. Happy birthday! _____________ A. Here you are. B. Thank you. ( )5. I want __________ banana. A. a B. an
( )6. ________ I have some grapes? A. Do B. May
( )7. ________ is this? It’s an apple. A. Who B. What
( )8. _________ is my car? It’s in the box. A. Where B. What colour
四、选用所给的单词填空。
some then Do of for but like and 1) I have English books in my room. 2) I don’t have brothers, I have a sister.
3) This orange is me. Your orange is on the table. 4) We have some bananas oranges at home.
5) We don’t have purple crayons. Let’s colour the grapes green, . 6) you have green pears?
7) Is this a picture your pet (宠物) dog? 8) What colour do you ?
五、读对话，判断下列句子是否正确，请用“T”或“F”表示。 SALLY: Hello, Mike. Nice to meet you. MIKE: Hello, Sally. Nice to meet you, too. SALLY: Do you have an apple? MIKE: Yes, I have a cute apple. SALLY: What colour is it? MIKE: It is red and yellow.
SALLY: Where is it? Is it on the table? MIKE: No, it isn’t. SALLY: Is it in the desk? MIKE: No, it isn’t. SALLY: Is it in the box? MIKE: Yes, it is.
( )1. Mike is Sally’s friend.
( )2. Mike has an apple. ( )3. The apple is cute. ( )4. The apple is green and red. ( )5. The apple is in the desk.