《Science Affects Us》Look into Science! PPT下載
第一部分內(nèi)容：Think About It!
1. Have you ever done any interesting experiments? Can you describe one of them?
2. What would life be like without computers or mobile phones?
New words
suggest v. 建議
development n. 發(fā)展
discovery n. 發(fā)現(xiàn)
affect v. 影響
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Science Affects UsPPT，第二部分內(nèi)容：Listening Task:
write it is true or false.
( ) 1. Jenny did an experiment about the force of the air.
( ) 2. Wang Mei thinks the life would be different without scientific developments.
( ) 3. Brian learned about DNA this week.
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Science Affects UsPPT，第三部分內(nèi)容：Language Points
1. I suggest you try it, too! 我建議你也試一試！
suggest意為“建議”，后接名詞、動(dòng)名詞或that從句。
Danny suggested going to the park this afternoon. 丹尼建議今天下午去公園。
She suggested that we should go for a walk. 她建議我們應(yīng)該去散步。
2. The air pressure pushing up on the cardboard is higher than that of the water washing down from the inside the jar. 托住紙板向上的空氣壓力大于廣口瓶?jī)?nèi)不的向下的壓力。
1) push up向上推，push down向下按。
Will you help me push up the window? 你能幫我把窗戶推上去嗎？
What they have done pushed down prices. 他們的做法壓低了價(jià)錢。
2）that在句中為替代詞，代替the air pressure，以避免重復(fù)。that替代不可數(shù)名詞或可數(shù)名詞單數(shù)。
The weather in Hainan is warmer than that in Shenyang in winter. 海南的冬天比沈陽(yáng)要暖和。
3. The butterflies that return to the south are the great-great grandchildren of the butterflies that left for the north. 這些飛回南方的蝴蝶是春天飛往北方蝴蝶的曾曾子孫。
1）that return to the south和that left for the north均為定語(yǔ)從句。
2）leave for意為“前往”，“leave+地點(diǎn)”則表示離開某地。
They left for Shanghai yesterday. 他們昨天去上海了。
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Science Affects UsPPT，第四部分內(nèi)容：Practice
根據(jù)句意及提示補(bǔ)全單詞
1. All of us _______ (建議) that we should travel by car.
2. The _________ (發(fā)現(xiàn)) surprised the scientists.
3. His words ______ (affect) my life.
4. My younger brother bought a new __________ (手機(jī)) yesterday.
關(guān)鍵詞：冀教版九年級(jí)上冊(cè)英語(yǔ)PPT課件免費(fèi)下載，Science Affects UsPPT下載，Look into Science!PPT下載，.PPT格式；
