1、课时分层作业(十三).单词拼写根据汉语提示写出单词。1The news that her child was safe eased (减轻) her mind.2The boy was treated for a minor (轻微的) head wound.3A long scarf was wrapped (裹) round her neck.4The latest techniques(技术) in oceanography are now available to many more scientists.5The most terrifying aspect of nuclear b
2、ombing is radiation(辐射)6This victim (受害者) suffered a dreadful injury and lost a lot of blood.7A page came loose (松的) and floated onto the ground.8I used to take a bath (洗澡) twice a day last year，morning and night.9An elderly (年老的) couple walked along the side of the lake yesterday afternoon.10We got
3、 an ambulance (救护车) and rushed her to the hospital.阅读理解AHeart disease is one of the major killers in the world today. Many who suffer from it must have heart transplants (移植). However, its difficult to get a suitable heart donation, and even if a patient survives the wait, his or her body often reje
4、cts (排斥) the heart.But there is now new hope for sufferers of heart disease. According to a study published in the journal Advanced Science, researchers from Israels Tel Aviv University printed a 3D human heart on April 15.“This is the first time anyone anywhere has successfully engineered and print
5、ed an entire heart，”professor Tal Dvir told CNN.Unlike the previous 3Dprinted heart structure，the new heart is complete with cells, blood vessels (血管), chambers (心室) and other structures a heart needs to function normally. But scientists still have more to figure out before the 3Dprinted heart can b
6、e fitted into the body.For one thing，the experimental heart is only the size of a thumb(拇指)And，although it can contract(收缩)like a muscle，it cannot pump out blood like a real one. At present, the heart prototype (样品) is like a tiny airplane that has all of the right parts, but cant fly.However, the d
7、evelopment is still regarded as a major breakthrough in medicine.In the experiment, the researchers turned human fat tissue (脂肪组织) into human heart tissue with stem cell (干细胞) technology. The tissue was then turned into “bioink” for a 3D printer to ensure that tissue in the heart came from the patie
8、nts themselves.So ideally, if it were to be placed in the body of someone in need of a transplant, there would be less risk of organ rejection.“Patients will no longer have to wait for transplants or take medications to prevent their rejection，” researchers told USA Today. “Instead, the needed heart
9、 will be printed, fully personalized (个性化的) for every patient.”But the scientists think that 3D printing can be used to create other human organs. They foresee a time when the 3D printing of organs will be an everyday medical practice.“Maybe, in 10 years, there will be organ printers in the finest h
10、ospitals around the world and these procedures will be conducted routinely，” Dvir said.【语篇解读】本文是一篇说明文，介绍了3D打印心脏的发展、优点以及仍然存在的问题。1Why is the 3Dprinted heart important?AIt will be used on a patient.BIt is the first 3Dprinted heart.CIt will replace a heart donation.DIt has a complete heart structure.D细节
11、理解题。根据第四段中的“Unlike the previous 3Dprinted heart structure，the new heart is complete with cells，blood vessels，chambers and other structures a heart needs to function normally.”可知，与之前的3D打印心脏结构不同，新心脏由细胞、血管、心室和心脏正常工作所需的其他结构组成。由此可知，新的3D打印心脏有一个完整的心脏结构，故选D。2What problem do the 3Dprinted hearts have?AThey c
12、ost too much.BThey are too small.CThey cant contract.DThey are hard to produce.B细节理解题。根据第四段中的“But scientists still have more to figure out before the 3Dprinted heart can be fitted into the body.For one thing，the experimental heart is only the size of a thumb.”可知，但是，在3D打印的心脏能够植入人体之前，科学家们还有更多的问题要查明。首先
13、，实验心脏只有拇指那么大。由此可知，3D打印心脏的一个问题是它们太小了，故选B。3Why would there be less risk of organ rejection with the 3Dprinted heart?AIt would be made with stem cell technology.BIt would be made from human fat tissue.CIt would come from a patients body.DIt would be printed according to the patients condition.C细节理解题。根据
14、第六段中的“The tissue was then turned intobioinkfor a 3D printer to ensure that tissue in the heart came from the patients themselves.So ideally，if it were to be placed in the body of someone in need of a transplant，there would be less risk of organ rejection.”可知，3D打印心脏的组织来自患者自身，所以，理想情况下，如果把它放在需要移植的人的体内，
15、器官排斥的风险就会降低，故选C。4What attitude does Tal Dvir hold toward the future of 3D printing of organs?AConfident.BDoubtful.CWorried. DConfused.A推理判断题。根据最后一段“Maybe，in 10 years，there will be organ printers in the finest hospitals around the world and these procedures will be conducted routinely，Dvir said.”可知，德
16、维尔说，也许在10年内，世界上最好的医院将会有器官打印机，这些程序将会成为常规操作，这表明德维尔对3D打印器官的未来是有信心的，故选A。BEmergencies can happen anytime，so being prepared for a home first aid kit(成套工具)is important for your family.Having a proper one in your home is an easy but necessary part of good emergency preparation.Pick a good containerOne good
17、choice is a large translucent plastic container, which makes it easy to see the materials inside. Lunchboxes are also another good choice. Basically, if its big enough, and at least somewhat water resistant, it can make a good container. Regardless of your container choice, it should be easy to reco
18、gnize, so write “FIRST AID” on it with a marker.Teach your family about the kitFor younger children who shouldnt use the items in the kit, teach them where its located, so they could show a visitor, relative or babysitter. For older children and adults, instruct them on how to use the items in it. U
19、se a first aid instruction booklet, like those available from the American Red Cross for guidance and place a booklet in the kit for reference.Keep your kit uptodateNo one wants to fetch a first aid kit and find the bandage box empty or the pain relievers expired (过期的). Keep track of supply amounts
20、and expiration dates regularly.Create a checklist in the kitRecord every item on a sheet of paper and keep it in the kit. Besides, record the amounts of the items and expiration dates next to the listed items on the checklist that you include in your kit. In this way, anyone who wants to reach the k
21、it can immediately know what it includes and doesnt include. Also, they can be clear whether the items can be used.【语篇解读】本文是一篇应用文，讲述了家中备有急救箱是应对紧急情况的重要举措，同时，对急救箱的选择、使用以及所放的位置给出了建议。5Which is close to the meaning of the underlined word “translucent”？AWide. BAdvanced.CClear. DStrong.C词义猜测题。根据第二段画线词后面的定语
22、从句“which makes it easy to see the materials inside”可知，它可以很容易让人看到里面的材料。这里的which指代的是先行词container，这里定语从句的内容可以解释container前面的修饰语，因为人们能很容易地看到里面的材料，因此它的意思是“透明的”。结合选项，故选C。 6What should the young children be told about the home first aid kit?AHow to use the items. BWhat it contains.CWhere to place it. DWhen
23、to fetch it.C细节理解题。根据第三段中的“For younger children who shouldnt use the items in the kit，teach them where its located，so they could show a visitor，relative or babysitter.”可知，对于不应该使用工具箱中物品的年幼儿童而言，家长应告诉他们工具箱所在的位置，以便他们能在有突发情况的时候告诉客人、亲戚或保姆。结合选项，故选C。7Why should the home first aid kit be examined regularly?A
24、To make it clean and tidy.BTo make sure its available.CTo be familiar with the items.DTo learn to deal with emergencies.B细节理解题。根据第四段“No one wants to fetch a first aid kit and find the bandage box empty or the pain relievers expired.Keep track of supply amounts and expiration dates regularly.”可知，没有人想
25、在拿起急救箱时，发现绷带盒里是空的或者止痛药过期了。要经常查看还有多少可用的东西和有效日期。因此经常查看家庭急救箱的原因在于确保有可用的东西和物品没有失效。To make sure its available. 意为“确保它可用”。故选B。.阅读七选五Have you ever been in a situation where first aid was required? Did you know what to do? Did you feel adequately equipped and confident enough to perform first aid procedures
26、? At the SOS Center, trained professionals provide some oneonone and group courses in first aid. 1 First Aid For Infants (婴儿)This course is designed for firsttime parents who do not have a basic knowledge of first aid for infants and babies. 2 ， or if you want to avoid more life threatening problems
27、 and illnesses, you will get them from these topics.First Aid for ChildrenEvery parent knows the fear of releasing their small child out into the world, away from their watchful eye. 3 . This course teaches parents how to determine when an injury requires stitches (缝针), how to treat basic cuts, as w
28、ell as how to treat sunburns and other wounds. 4 Our most popular course offers all kinds of approaches to applying first aid. In this twoday course, youll learn some basic skills such as how to respond when a child or an adult chokes, what to do if someone has a heart attack or stroke, how to react
29、 to snake bites and spider bites, and more. This course is highly recommended for learners of all ages. 5 . In addition, we are planning to open special courses in community centers around Beijing.For more information on SOS and our course selection or to register for a course, please visit www. fir
30、stthingsfirst. com.ABasic Training Course in First AidBVarious FirstAid Courses for BabiesCWhen you want to ease your babys discomfortsDIf you want to avoid the risk of your parents injuriesEClasses are offered on a regular basis at our main officeFWe offer a variety of courses designed to meet part
31、icular needsGAs children grow more adventurous, the risk of injury increases as well【语篇解读】本文介绍了在SOS中心，训练有素的专业人员提供一些一对一和集体急救课程。1F上文提示“在SOS中心，训练有素的专业人员提供一些一对一和集体急救课程。”承接上文，F项We offer a variety of courses designed to meet particular needs(我们提供各种各样的课程，以满足特定的需要)切题。2C结合句子结构 ，or if you want to avoid more l
32、ife threatening problems and illnesses，you will get them from these topics.可知，此处应该是一个状语从句，所以只能在C或D中选择，再根据空格下文，“或者，如果你想避免更多威胁生命的问题和疾病，你会从这些话题中得到它们。”承接下文，C项When you want to ease your babys discomforts(当你想要缓解宝宝的不适时)切题，baby原词重现，也是解题关键。3G下文提示“本课程教家长如何确定何时需要缝合伤口，如何处理基本伤口，以及如何处理晒伤和其他伤口。”承接下文，G项As children grow more adventurous，the risk of injury increases as well(随着孩子们变得更爱冒险，受伤的风险也会增加)切题。4A此空是小标题，根据下文提示“我们最受欢迎的课程提供各种急救方法。”下文在讲述各种急救方法，所以A项Basic Training Course in First Aid(急救基本训练课程)切题。5E下文提示“此外，我们还计划在北京周边的社区中心开设特殊课程。”承接下文，E项Classes are offered on a regular basis at our main office(我们的总店定期提供课程)切题。