外研版九年級英語上冊《Language in use》Photos PPT課件下載(第2課時)，共17頁。
Listen and answer.
1. When was the first camera invented?
In 1827.
2. Who took the first picture?
Niépce.
3. Where was the first picture taken?
In Niépce’s house.
Language points.
1. People took pictures of famous building, cities and mountains which they could show their families and friends.
這句話是由which引導的定語從句，
先行詞是__________________________________________，
關系代詞which在定語從句中作_______。
2. The man who invented it was Daguerre, also French.
這是一個由who引導的定語從句，
主句是________________________________，
定語從句是____________，
先行詞是_______，
關系代詞在從句中作_____。
3. Photography became a kind of art by the end of the nineteenth century.
by the end of 意為“到……末為止”，
可跟過去時間，與過去完成時連用。
例如：
By the end of last term we had learned five English songs.
到上學期末我們已學會五首英語歌曲。
也可跟將來時間，與將來時連用。
例如：
The world population will pass six billion by the end of the twentieth century.
到二十世紀末，世界人口將超過六十億。
Around the world.
1. What picture is it?
The picture of earth.
2. Who took it?
William Anders.
3. Why is it important?
It made people think about how small and beautiful the earth was, and how we need to take care of it.
Summary
由who和which引導的定語從句
1. People took pictures of famous building, cities and mountains which they could show their families and friends.
2. The man who invented it was Daguerre, also French.
Homework
Review the key vocabulary and structures of this module.
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關鍵詞：Language in use PPT課件免費下載，Photos PPT下載，.PPTX格式；
