七年级人教版上册unit7第一课时.pptVIP

* Unit6 Do you like bananas? Unit6 Do you like bananas? Star Unit 6 Do you like bananas? What’s this ? What are these? It’s a banana. They’re bananas. What’s this ? What are these? It’s an orange. They’re oranges. What’s this ? What are these? It’s a banana. They’re bananas. What’s this ? What are these? It’s a hamburger. They’re hamburgers. What’s this ? What are these? It’s a tomato. They’re tomatoes. What’s this ? What are these? It’s a strawberry. They’re strawberries. What’s this ? What are these? It’s an orange. They’re oranges. What’s this ? What are these? It’s a tomato. They’re tomatoes. A. an apple___ apples an orange___ oranges a banana ____ bananas a hamburger___ hamburgers 仔细观察,发现规律 a tomato____ tomatoes a potato(土豆)____potatoes C. a strawberry___ strawberries a family____ families a dictionary____ dictionaries Vegetable: tomatoes carrots carrot tomato 可数名词： apples, hamburgers, bananas, oranges, strawberries, tomatoes, potatoes, 不可数名词： milk, ice cream, salad, bread, food, rice, 1、变否定句的方法是什么？ 一、 如:I am a good student.-- They are yellow bananas.---- It is a red strawberry.----. 二、 1、 在主语的后面加doesn’t.后面用动词的原形。 I’m not a student. am和not不能缩写。 They aren’t yellow bananas. It isn’t a red strawberry 有be 的话在的be后面加not。 没有be 的话分两种情况： 第一种情况：当主语是第三人称单数时： 1. He has six tomatoes. ---- He doesn’t have six tomatoes. 2. Tom plays volleyball. ----Tom doesn’t play volleyball. 2、当主语不是第三人称时： 在主语的后面加don’t, 1) Jim and Tom have nine basketballs. --- Jim and Tom don’t have nine basketballs. 2) I play computer games. I don’t play computer games. 1、变一般疑问的方法是什么？ 一、 如:I am a good student.-- They are yellow bananas.---- It is a red strawberry.----. 二、 1、 在句首加does.后面用动词的原形。 Are you a good student? Are they yellow bananas? Is it a red strawberry? 有be 的话把be提到句首。第一人称改为第二人称。 没有be 的话分两种情况： 第一种情况：当主语是第三人称单数时： 1. He has six tomatoes. ---- Does he have six tomatoes? 2. Tom plays volleyball. ----Does Tom play volleyball? 2、当主语不是第三人