【正文】 答案：To emphasize the high value of pepper at the timeLecture 4 (學(xué)科分類——生物)Narrow：Listen to part of a lecture in a biology class.Professor：（13）Well, it’s finally looking like spring is arriving. The last of the winter snow would be melting away in a few days. So before we close today, I thought I’d mention a biological event that’s a part of the transition from winter to spring, something you can go outside and watch if you have some patience. There is a small creature that lives in this area。Look for spices同義替換為the demand for spices.答案：They were responding to the demand for spices.11. Why does the professor say this:解析：復(fù)聽(tīng)意圖推測(cè)題。答案：Fresh meat was less expensive than spices were.The sale of spoiled food was prohibited.9. Why does the professor mention the collapse of theRoman Empire?解析：細(xì)節(jié)題，定位the collapse of the Roman Empire. 文中說(shuō)羅馬瓦解后直接的貿(mào)易變成了需要中介人的交易，這之后香料就帶上了一種神秘的色彩，所以它們的起源變得更加神秘。說(shuō)到香料費(fèi)用貴、比較罕見(jiàn)時(shí)，文中提到香料必須要進(jìn)口，并且運(yùn)費(fèi)非常貴所以很多人買不起；說(shuō)到香料的口味，文中說(shuō)用香料保存要變質(zhì)的肉的觀點(diǎn)是錯(cuò)誤的；說(shuō)到香料神話的起源，文中說(shuō)它們可以用做藥物。文中開頭就說(shuō)想要了解中世紀(jì)的社會(huì)歷史，必須知道香料的角色，說(shuō)明香料對(duì)中世紀(jì)的重要性。答案：The student39。解析：They would probably do a favor for her.5. What does the professor mean when she says this?解析：復(fù)聽(tīng)意圖推測(cè)題，根據(jù)短對(duì)話內(nèi)容，學(xué)生說(shuō)這個(gè)教授還沒(méi)提到電視研究，教授說(shuō)市場(chǎng)部很大，恰巧自己認(rèn)識(shí)一個(gè)研究電視的人。s Diner？答案：推斷題，定位the owners. 教授說(shuō)她很了解這里的業(yè)主，會(huì)打電話過(guò)去講一下情況。說(shuō)明她的同事想知道這個(gè)電視節(jié)目在這個(gè)年齡的人中是否能流行起來(lái)。教授說(shuō)這個(gè)大綱對(duì)于他寫論文已經(jīng)足夠好了，而這個(gè)論文沒(méi)有一個(gè)堅(jiān)實(shí)的大綱很難寫，說(shuō)明這個(gè)大綱對(duì)于一個(gè)復(fù)雜的主題理清思路有幫助。s possible participation in a research project2. What does the professor imply about the man39。 you could get lost without a solid outline. So did you have a question?B: Yeah, （1）it’s about…you mentioned needing volunteers for a research study?A: Yep, it’s not my study. （3）It’s my colleague’s in the marketing department. She needs people to watch various new TV programs that haven’t been broadcast yet, then indicate on a survey whether they liked it, why, if they’d watch another episode. It’d be kind of fun plus participants get a $50 gift certificate.B: Wow, well I like the sound of that. But…so they are trying to predict if the shows are gonna succeed or fail, right, based on students’ opinions? Why would they care what we think?A: Hey, don’t sell yourself short. （3）People your age are a very attractive market for advertisers who promote their products on television. The study is sponsored by a TV network. If enough students don’t like the show, the network may actually reconsider putting it on the air.B: OK, well, how do I sign up?A: You just add your name and phone number to this list and check a time slot, although it looks like the only times left are next Monday morning and Thursday evening.B: Oh, well, I have marketing and economics Monday mornings and Thursday.A:（5）OH, you are taking the marketing class? Who’s teaching it?B: It’s Professor Largin Intro to Marketing. Hr hasn’t mentioned the study though.A: Oh, well, the marketing department’s pretty big. I happen to be friends with a woman who is doing the TV study. Ok, well, we don’t want you missing class. How’s Thursday?B: Oh, I work from 5 till 9 that night.A: Hmm, no flexibility with your schedule? Where do you work?B: At Fox’s Diner. I’m a server.A: Oh, I like Fox’s. I eat there every week. Maybe you could switch shifts with someone.B: I’m still in training. And the only night my trainer works is Thursday.A: Look! (4)I know the owners there really well. Why don’t you let me give them a call and explain the situation?B: OK! It’d be cool to be part of a real research study. And the gift certificate wouldn’t hurt either.詞匯：outline n. 大綱；概要emergence n. 出現(xiàn)discipline n. 學(xué)科solid adj. 可靠的；結(jié)實(shí)的episode n. 一段情節(jié)gift certificate 禮品券sponsor v. 贊助time slot 時(shí)間空檔shift n. 輪班題目：1. What is the conversation mainly about?解析：主旨題，注意”It’s about”后面的內(nèi)容。答案：The head was placed on the body of a different statue.The emperor was no longer in power.17. What does the professor imply when he says this:解析：復(fù)聽(tīng)意圖推測(cè)題，當(dāng)代藝術(shù)歷史學(xué)家否定了傳統(tǒng)藝術(shù)歷史學(xué)家的說(shuō)法，說(shuō)明傳統(tǒng)藝術(shù)歷史學(xué)家的說(shuō)法不正確。s head from a statue? Click on 2 answers解析：細(xì)節(jié)題，定位remove the emperor39。答案：The copies had both artistic and political functions.15. Why does the professor mention Roman coins?解析：意圖推測(cè)題，文中說(shuō)硬幣在國(guó)家中散布，而帝王頭像印在硬幣上，說(shuō)明帝王頭像在國(guó)家散布。s view of the Roman copies of Greek statues?解析：推斷題。文中主要講了羅馬一種雕像的盛行的原因——因?yàn)樗鼈兊乃囆g(shù)用途和政治用途。文中提出一系列針對(duì)太陽(yáng)黑子周期和地球地磁周期關(guān)系的假設(shè)，為了證實(shí)它們的關(guān)系，做了一系列科學(xué)研究得出最終結(jié)論。答案：He is impressed by how many years were spent on the research.11. Why does the professor imply about the discovery of a relationship between the sunspot cycle and Earth39。s research?解析：意圖推測(cè)題。答案：They established that sunspots appear in cycles.10. What is the professor’s attitude toward Schwabe39。答案：Sunspots are shadows of planets crossing the Sun9. What was the importance of Schwabe39。文中說(shuō)伽利略提出太陽(yáng)黑子的形狀不是圓的，而如果太陽(yáng)黑子是太陽(yáng)的影子，太陽(yáng)黑子形狀應(yīng)該是圓的。文中說(shuō)人們認(rèn)為天體都是完美的，沒(méi)有瑕疵，與太陽(yáng)表面有太陽(yáng)黑子的想法違背。s surface?解析：細(xì)節(jié)題，定位not believe sunspots were on the Sun39。答案：To imply that the student might not like the job that is availableLecture 1（學(xué)科分類——天文學(xué)）Narrow：Listen to part of a lecture in an astronomy class.Professor：We are going to start a study of sunspots today, and I think you’ll find it rather interesting. Now I’m going to assume that you know that sunspots, in the most basic terms, are dark spots on the Sun’s surface. That will do for now. The ancient Chinese were the first to record observations of sunspots as early as the year 165. （7）When later European astronomers wrote about sunspots, they didn’t believe that the spots were actually on the Sun. That’s because of their belief at the time that the heavenly bodies, the Sun, Moon, Stars, and Planets, were perfect, without any flaws or blemishes. So the opinion was the spots were actually something else, like shadows of planets crossing the Sun’s face. And this was the thinking of European astronomers until the introduction of the telescope, which brings us to our old friend, Galileo.In the early 1600s, based on his observations of sunspots. （8）Galileo proposed a new hypothesis. He pointed out that