九年级英语全册 Unit 9 When was it invented第二课时教学设计 人教新目标版

1、Unit 9 When was it invented教学目标知识与技能1.Key Vocabularybulb, light bulb, microwave, oven, microwave oven,2.Target LanguageWhat do you think is the most helpful invention?I think the most helpful invention is the light bulb. Why is that?Well, it gives people more time to work and play every day.过程与方法Tra

2、in the students writing and speaking skills with the target language.情感态度价值观If you are alone on a tiny island, what inventions would you like to have on the island with you?教学分析教学重点1Talk about the helpful inventions and annoying inventions.2Guide the students to discuss their opinions on the inventi

3、ons.教学难点难点1Discuss the opinions on the inventions.2Use the target language to describe the inventions.教学资源A tape recorder , CAI板书设计Unit 9 When was it invented?The Second PeriodTarget language:A: What do you think is the most helpful invention?教学过程设计（第 课时）教学环节教师活动学生活动教学媒体预期效果Step 1 RevisionWat Show s

4、ome pictures about inventions such as computer, telephone, car, TV, calculator Ask the students to practice speaking.Step 2. Presentation.3a Pairwork11.Look at the pictures. There are some inventions (alarm clock, light club, microwave oven) . Ask students to read them loudly.2. Ask students the fol

5、lowing questions.Is the light club useful or annoying?3. Ask the students to make a list of five helpful inventions and five annoying inventions on their own, move around the room to offer help as needed.4. Let the students who would like to share their answers to read to the class. .3b1.Ask the stu

6、dents to pay attention to the conversation. Ask two students to read the conversation.2. Ask the students to discuss their opinions in 3a with their partner. Groupwork 1.Show a picture. Imagine that you are alone on a tiny island. Choose five inventions you would like to have on the island with you.

7、2.Tell the group what you choose and why, use these sentences. I think the most helpful invention isId like to have a because I couldIts used forI also want a because it3.Ask the students to discuss in a group.Step3:SummaryTalk about the inventions in the picture.Make a list of five helpful inventions and five annoying inventions .Discuss their opinions in 3a with their partner.Choose five inventions you would like to have on the island with you.Tell the group what you choose and why, then d