【正文】
境引入 car 1885 Benz. Practice: When was the car invented ? It was invented in 1885. Who was it invented by ? It was invented by Benz. What’s it used for ? It’s used for traveling. A : What is the puter used for ? B :It is used for studying What is the calculator used for ? It is used for calculating . 情境引入 Bell 1876 Beld 1927 Kelif 1976 1971 情境引入 Answer the questions below: When was it invented ? Who was it invented by ? What’s it used for ? Practice Listen and match the inventions with the dates