外研版九年級英語上冊《If everyone starts to do something，the world will be saved》Save our world PPT免費課件，共31頁。
Pronunciation and speaking
Listen and mark the words which the speaker links.
1.After our lesson on the environment, I’m worried about the future.
2.Students at a green school also learn ways to save energy and recycle at home.
Now listen again and repeat.
Language points
1. And in some places, pollution from factories spreads over cities and villages.在一些地方， 來自工廠的污染遍布城市和村莊。
spreads over遍布在..., 復(fù)蓋在...
What he studied spread over many fields.
他所研究的內(nèi)容涉及許多領(lǐng)域。
2. Pollution is a danger to our health. 污染有害我們的健康。
a danger to…“對…是一種威脅；有傷害”，相當(dāng)于be dangerous to
It is a danger to your computer's health.
=It is dangerous to your computer's health.
這對你電腦的健康是個威脅。
3. And there’re so many cars in the street. They use so much oil…街道上有很多車，他們使用很多石油…
so many很多
You can’t crush so many people into the classroom.你不能讓這么多人擠進(jìn)教室。
so much很多
辨析：so many與so much
so many 用來修飾可數(shù)名詞， so much 用來修飾不可數(shù)名詞。
There was so much noise outside that we couldn’t hear the teacher.
外面嘈雜聲很大， 以致我們不能聽到老師的話。
He feels nervous when her faces so many people.面對那么多人， 他感到緊張。
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關(guān)鍵詞：If everyone starts to do something，the world will be saved PPT課件免費下載，.PPT格式；
