《新目标九年级unit9第二课时1》(NX).ppt

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Unit 9When was it invented? the second periodA: When was the _ invented?B: I think it was invented in _.Revision197619711927A: Who was the _ invented by?B: It was invented by _.RevisionCarl BenzA: What is the _ used for?B: It is used for _.talking with people1. They clean their classroom after school. 2. A lot of people in China can speak English now. Their classroom is cleaned by them after school. English can be spoken by a lot of people in China now. Section B