Unit 6 When was it invented Section A-1Class TypeListening, reading and speakingObjectives1. To know the order of the invented things.2. To learn the year of the invented things by listening.3. To practice talking about the inventions in the pictures.Key structure1. When was the telephone invented? I think it was invented in 1876.2. What are they used for? They are used for 3. Can you help me think of an invention? My pleasure.4. You do seem to have a point.DifficultiesHow to understand the information of those inventions.VocabularyStyle, project, pleasure, daily, website, pioneer, list, mentionbe used for, seem to, have a point Period1ProcedureLead-inFree talk.Show Ss some pictures about inventions and ask Ss to talk about more information of these inventions.Step 1Enjoy a flash.Step 2Activity 1b. Let Ss listen to the tape and match the inventions with the proper dates.Step 3Listen again and answer the questions with the proper information from 1b.Step 4Discussion.Show Ss some pictures and ask them to make sentences based on the information from the pictures.Step 5Pair works.Show Ss some pictures about the inventions and ask Ss make a similar conversation with their partners by using the 1b as a model.A: when was the telephone invented?B: I think it was invented in 1876.Step 6Activity 2a. Listen and number the inventions in the order you hear.Step 7Activity 2b-1. Let Ss listen again and then match the inventions with their inventors and users.Step 8Activity 2b-2. Listen again and answer some questions.Step 9Pair works. Let Ss make conversations in groups by using the information in 2b. e.g. : A: What are they used for?B: Theyre used for seeing in the dark.Step 10Brainstorm.Show Ss some pictures about cool inventions.Step 11Activity 2d.Let Ss read the conversation and answer the questions.Step 12Brainstorm.Introduce Ss about the person Whitcomb L. Judson.Step 13Let Ss listen again with reading after the tape.Step 14Pair works. Show Ss some pictures about the inventions and ask Ss to talk about the familiar ones with their partners.Step 15Brainstorm.Introduce Ss the 10 most important inventions throughout history.Step 16Language points: explain the key words and phrases in section A-1.2