Unit 4 Topic 1 When was it invented？ Section A 教案（表格式）

1．Key Vocabulary2．Target Language． 3．Train the students to talk about the history of inventions.

教法

合作学习法 交际型教学法 分组活动法 教学过程

学生活动

设计意图 Step 1．Warm-up

Show some pictures and ask students to be familiar with the words below. Telephone ,calculator , car ,personal computer, TV set Step 2．Presentation Ⅰ.1a Group work 1．Point to the pictures and ask students to say what they are. 2．Discuss in groups and number them 1-5． 3．Check the answers. Ⅱ.1b 1．Look at the pictures and the dates. Listen to a conversation between a girl and a woman, then match the inventions and the dates. 2．Check the answers. Ⅲ.1c Pair work

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