【正文】 ? Over the past 20 years, numerous studies have found that moderate alcohol consumption, that39。t be able to take a doctor39。 45． Experiments showed that nondrinkers had ________. A． larger amounts of good cholesterol B． smaller amounts of good cholesterol C． higher blood pressure D． lower blood pressure 答案： B 解析： 作者在第二段中先用實例進(jìn)行對比。此外，有的研究報告指出適當(dāng)飲酒可能增加乳房和結(jié)腸癌的患病率。 D (2021 49． For an American citizen on a 2 day tour of Canada， how much tax does he have to pay on $ 1,600 US worth of purchases when returning to the US? A． $ 24 US. B． $ 48 US. C． $ 52 US. D． $ 200 US. 答案： A 解析： 細(xì)節(jié)理解題。從文中所給信息 “ A valid passport or passport card, or a NEXUS card” 以及 “ Children 15 years of age and younger require only a birth certificate or card...” 可知答案選 C。 要求：層次清晰，連貫流暢；表達(dá)靈活，不要逐字逐句翻譯。s OK for you. But be sure to choose a good and suitable class or teacher, otherwise it would be a waste of time and money. 。s more effective to study with a teacher than by themselves. Secondly, it can strengthen what is learnt in class. Besides, they can learn a lot more. Others think it unnecessary. For one thing, students can easily form the habit of dependence. For another, students need time to relax from time to time. What39。對于這一現(xiàn)象，存在兩種不同觀點(diǎn)： 有些人認(rèn)為有必要 另一些人認(rèn)為沒有必要 跟老師學(xué)比自己學(xué)好 可以鞏固課堂所學(xué)內(nèi)容 可以學(xué)到更多的東西 容易養(yǎng)成依賴習(xí)慣 學(xué)生需要時間休息 許多培訓(xùn)班和家教以贏利為目的 請您根據(jù)以上提示，以 Is a Training Class of Family Teacher Necessary？為題，寫一篇 120詞左右的短文，反映表中內(nèi)容，并簡要闡述自己的觀點(diǎn)。 50． What documentation should a couple with a 7 year old child carry when they drive a car from Canada to America? A． A BC driver39。s license. Note Children 15 years of age and younger require only a birth certificate or copy (Certified copies are not reqvired but are advised.) AIR TRAVEL TO THE US A valid passport， an Air NEXUS card， or a U． S. Coast Guard Merchant Marine Document. 48． If a Canadian who is on a 7 day trip to New York buys $ 800 CAN worth of goods， how much should he pay tax on when returning home? A． $ 800 CAN. B． $ 750 CAN. C． $ 400 CAN. D． $ 50 CAN. 答案： D 解析： 細(xì)節(jié)理解題。 47． The main theme of this passage is ________. A． the change in recent drinking habits B． the connection between cancer and alcohol C． whether moderate drinkers outlive nondrinkers D． whether alcohol may be good for one39。由此推知不飲酒者的 “ 好的膽固醇 ” 少。s health D． that reports on the advantages of alcohol were misled 答案： B 解析： 第一段第一句是一個問題，第二句是對這個問題的回答。s Brigham and Women39。因 John is 85 years old and he has lived there for 40 years. 43． According to the writer, which of the following could John Williams NOT use in his cabin? A． An ax. B． Clothing. C． Knives. D． Electricity 答案： D 解析： 細(xì)節(jié)題。 41． John William39。 B More than 40 years ago, John Willams gave away all of his belongings and went off to the mountains to live the way people lived 100 years ago. For food he traps wild animals, fishes in the rivers, and plants whatever he can. John lives in a cabin he made by hand, out of trees he chopped down with an ax. Though he has no relatives he knows of, he does have a deer he raised from a fawn. The deer lives in the house in the winter and goes with John when he goes into the forest for food. Nobody lives within fifty miles of his cabin in the mountains and John has not been out of the mountains during the entire forty years. One day last year I hiked in to see how John lives. It was like going back in time. There were no roads, no stores, no noise, no pollution, not even a post office. Most notable of all, there were no people and that39。文中并沒有提到工人上班時間隨便說話的情況。因本文主要講述的就是 Partout— a new cellphone— based tracking device. 37． Why was the system Partout first developed? A． Because the families of people with dementia can afford it. B． Because police departments want to track officers on dangerous patrol duties. C． Because paines with large sales forces are interested in the system. D． Because there are many elderly people with symptoms of dementia. 答案： D 解析： 細(xì)節(jié)題。s