外研版高中英語必修三《The world of science》SectionC PPT課件，共14頁。
Vocabulary
1. experiment
an experiment with/on... 關(guān)于……的實(shí)驗(yàn)
perform/carry out/do/conduct an experiment 做實(shí)驗(yàn)
experiment with/on... 用……做實(shí)驗(yàn)/試用……
練習(xí)：____________________ (用……做實(shí)驗(yàn)) mice can give us an idea of the effect of the disease on humans.
2.attach
attach . . .to. . . 把……系于……；把……附在……上（to為介詞）
attach (great/little) importance/value/weight/significance to. . . 認(rèn)為……（很有／幾乎沒有）重要性／價值／分量／意義（to為介詞）
attached adj.愛慕，依戀；附屬于
be attached to. . . 附屬于……；依戀/愛慕……
attachment n.附屬物，附件；愛慕，依戀
練習(xí)：My younger brother is studying in a high school __________ (attach) to Renmin University of China.
3. conduct
conduct a survey/an experiment/an interview 進(jìn)行調(diào)查/實(shí)驗(yàn)/面試
conduct oneself well/badly 表現(xiàn)好/差
conductor n.（樂隊(duì)）指揮；（公共汽車上的）售票員；列車長；導(dǎo)體
conductive adj. 具有傳導(dǎo)性的
注意：conduct 詞性不同時，發(fā)音不同，重音位置也不同，作名詞時重音在前，作動詞時重音在后，可以概括為“名前動后”。此類單詞常見的還有 transport, import, increase 等。
練習(xí)：Yesterday our chemistry teacher ___________ an experiment on wood to see whether it was __________, and after the experiment we drew a conclusion that wood was a poor _________ of heat.
4. account
give an account of. . . 描述……
open/close an account 開戶／銷戶
have an account at/with a bank 在銀行有賬戶
account for. . . 是……的原因；解釋……；（數(shù)量上、比例上）占……
account sb. + adj. /n. 認(rèn)為某人……(常用于被動語態(tài)）
on account of 因?yàn)�，由�?/p>
on no account 決不，絕對不（位于句首時，句子用部分倒裝）
take sth. into account(=take account of sth.) 考慮到某事，顧及某事
練習(xí)：Lighting accounts ___________ about 7% of the total electricity consumed in the US.
Think & Share
1. Do you think it matters that Franklin's experiment might not be true? Why?
2. What is your opinion about the statement ". . .we should not always believe everything we read or hear-even if it is a great story"?
3. What qualities do you think a great scientist should have?
4. In what ways do scientists contribute to society?
Firstly, scientific discoveries promote the development of our society. Secondly, the contributions of scientists in medicine extend our life span. Thirdly, scientists have invented a lot of surprising tools that fundamentally improve our living standards.
如何寫實(shí)驗(yàn)報告
完成一個實(shí)驗(yàn)的步驟有設(shè)計實(shí)驗(yàn)、做實(shí)驗(yàn)和寫實(shí)驗(yàn)報告。
寫實(shí)驗(yàn)報告時，注意要完整介紹實(shí)驗(yàn)過程，用恰當(dāng)?shù)谋硎卷樞虻脑~語來清楚表述實(shí)驗(yàn)步驟。句式要多用祈使句，時態(tài)多為一般現(xiàn)在時。
實(shí)驗(yàn)報告通常包括以下內(nèi)容：
1.實(shí)驗(yàn)?zāi)康模罕砻鳛槭裁匆鲞@個實(shí)驗(yàn)。
2.實(shí)驗(yàn)用品：交代做實(shí)驗(yàn)要用的物品。
3.實(shí)驗(yàn)方法和過程：清楚、具體地寫明實(shí)驗(yàn)步驟。在組織文字時，要正確運(yùn)用表示順序的詞。
4.實(shí)驗(yàn)結(jié)果：如實(shí)且正確地記錄實(shí)驗(yàn)現(xiàn)象或數(shù)據(jù)。
5.結(jié)論：通過實(shí)驗(yàn)得出相關(guān)的結(jié)論。
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關(guān)鍵詞：The world of science PPT課件免費(fèi)下載，.PPTX格式；
