1、课时作业.阅读理解(2020湖南师大附中高三摸底考试)Shark attacks not only disturb beach activities, but can affect associated tourist industries. Shark nets are a common solution to preventing shark attacks on beaches, but they cause dangers to sea ecosystems. Seeking a costeffective way to monitor beach safety over large
2、areas, we have developed a system called Sharkspotter. It combines artificial intelligence (AI) computing power, and drone (无人机) technology to identify and warn lifesavers of sharks near swimmers. The project is a cooperation between the University of Technology Sydney and The Ripper Group, which is
3、 pioneering the use of dronescalled “Westpac Little Ripper Lifesavers”in the search and rescue movement in Australia.Sharkspotter can detect sharks and other potential threats using realtime aerial imagery. The system analyses video from a camera attached to a drone to monitor beaches for sharks, se
4、nd warnings, and conduct rescues. Developed with techniques known as “deep learning”， the Sharkspotter system receives imagery from the drone camera and attempts to identify all objects in the scene. Once certain objects are detected, they are put into one of 16 categories: shark, whale, dolphin, ra
5、ys, different types of boats, surfers, and swimmers.If a shark is detected, Sharkspotter provides both a visual sign on the computer screen and an audible warning to the operator. The operator confirms the warning and sends text messages from the Sharkspotter system to the Surf Life Savers for furth
6、er action. In an emergency, the drone is equipped with a lifesaving flotation pod (漂浮仓) together with an electronic shark repellent (驱逐装置) that can be dropped into the water in cases where swimmers are in severe trouble, trapped in a rip, or if there are sharks close by.In January 2018, the Westpac
7、Little Ripper Lifesavers was used to rescue two young swimmers caught in a rip at Lennox Head, NSW. The drone flew down the beach some 800 meters from the lifeguard station, and a lifesaving flotation pod was dropped from the drone. The complete rescue operation took 70 seconds.We believe Sharkspott
8、er is a winwin, for both marine (海洋的) life and beach goers. This unique technology combines dynamic video image processing AI and advanced drone technology to creatively deal with the global challenge of ensuring safe beaches, protecting environments, and promoting tourism.篇章导读：本文是一篇说明文。文章介绍了一种旨在防御鲨
9、鱼袭击的技术Shark spotter的工作原理以及重要意义。1A Sharkspotter is _.Aa solution to monitor sharks Ban equipment to identify lifesaversCa technology to prevent shark attacks Da project to pioneer the use of drones答案：C细节理解题。根据第四段前两句“如果发现鲨鱼，Sharkspotter 会在电脑屏幕上显示视觉信号，并向操作员发出听觉警告。操作员确认警告，从Sharkspotter系统向冲浪救生员发出短信，以便采取进
10、一步行动。”可知Sharkspotter是一种防止鲨鱼袭击的技术，故选C。2When a shark is spotted near a swimmer, the system will _.Atake timely action Banalyze the visual dataCclassify the identified objects Dturn on “deep learning” mode答案：A推理判断题。根据第四段最后一句“在紧急情况下，无人机配备了一个救生漂浮仓和一个电子驱鲨器，当游泳者遇到严重麻烦，被困在裂口或附近有鲨鱼时，可以将电子驱鲨器放入水中。”可推知游泳者在遇到麻烦
11、时，系统会及时采取行动，故选A。3The example in the 5th paragraph shows us that the system is _.Aefficient in saving lives Beffective in detecting sharksCsmart in driving sharks away Dpractical over the whole sea area答案：A推理判断题。第五段中的例子是一个成功营救两名被困游泳者的事件，由此可推知，这个系统在拯救生命方面是有效的，故选A。4What is the authors attitude towards
12、the future of Sharkspotter?ADoubtful. BOptimistic. CNegative. DObjective.答案：B推理判断题。根据最后一段第一句“我们相信Sharkspotter对海洋生物以及海滩游客来说都是双赢的。”可推知作者对Sharkspotter的未来的态度是积极乐观的，故选B。Electric ShockInjuries caused by electric shock are fairly common. When a person has received an electric shock, no one should go near h
13、im/her until the current has been turned off.If a shock occurring at work or at home causes someone to lose consciousness (知觉)，electrical connection must be broken before anyone tries to give assistance. You should either turn off the switch at the mains or, if that is not possible, push the person
14、away with a dry piece of wood.Treatment of ShockLook out for signs of shock. People who have been injured or who may have lost a lot of blood, or those who have had heart attacks, may be in deep shock. The signs to look for are faintness, paleness, a moist, sticky skin, shallow, rapid breathing and
15、a fast but weak heartbeat.Shock can prove fatal, and it is essential to do something to prevent its developing. The best way to treat or prevent shock is to keep the patient lying down, better with the legs higher than the head; if possible, raise the lower part of the body on a rolled up packet or
16、similar object. Make the patient as comfortable as possible, loosening any tight clothing, and comfort him/her because fright increases the effects of shock.篇章导读：本文是一篇说明文。文章介绍了触电及触电后如何急救的相关知识。5Which of the following would be the best title of the passage?AShock Occurring at WorkBElectric ShockCTreat
17、ment of ShockDElectric Shock and Treatment of It答案：D标题判断题。文章共分两部分，前半部分讲的是触电，而后半部分讲的是关于触电后如何急救。因此最佳标题应为D项。6Which of the following signs of shock are NOT mentioned in the passage?AFaintness and a heartbeat.BPaleness and rapid breathing.CA moist and sticky skin.DInjuries caused by electric shock.答案：D细节
18、理解题。从第三段中最后一句可知A、B、C三项都是关于触电后病人的病症迹象；而D项并未提及。故选D项。7Match the pictures with the passages.APicture 2. Electric Shock; Picture 3. Treatment of Shock.BPicture 1. Electric Shock; Picture 4. Treatment of Shock.CPicture 4. Electric Shock; Picture 2. Treatment of Shock.DPicture 3. Electric Shock; Picture 1.
19、 Treatment of Shock.答案：D推理判断题。根据第二段可知，第3幅图描绘的是“Electric Shock”；由最后一段第二句“The best way to treat . or similar object.”可判断出第1幅图描绘的是“Treatment of Shock”。8The above passages have something to do with _.Ahow to deal with difficultiesBhow to do first aidChow to face dangerDhow to match pictures with passage
20、s答案：B推理判断题。文章第一部分讲的是触电，第二部分讲触电后的急救，故以上内容与急救有关系。.七选五Always want to appear in the movie but dont want a major role? A movie producer is looking for extras!What are extras? _1_. Notice the people in the background of the action? The crowds at a concert, or the people on the sidewalk? Those are the extr
21、as.Do I have to say anything?Probably not. _2_.Will I meet any stars?_3_but only from a distance. Even the camera crews arent allowed to make eye contact with actors during a shoot.Do I need experience?No. You need to be able to respond to the directors instructions such as, “Now walk toward the bus
22、.” _4_. Obviously skills like horseback riding, ice skating and dancing will help you get a walkon part. Thats where you actually play in a scene instead of just being part of a crowd.Whats a typical day like on location?Cold, long and boring. Bring snacks and thermal underwear (保暖内衣), and something
23、 to read. _5_. But it can be fun! After all, how many other jobs can you think of where you get paid for not doing any work?AYou will see themBStars are often accompanied by guardsCWatch any movieDBe prepared to be shouted at a lotEIf you can do that you will be good enough to be an extraFNever wast
24、e any time in finding oneGThats what we have professional actors for1C由后面的“Notice the people in the background of the action? The crowds at a concert, or the people on the sidewalk？”可知，这两句介绍了电影中的场景，与C项的“看任何一部电影”很好地连接起来，符合文意，故选C。2G由本段的标题和上句可知，“群众演员很可能不需要说什么”，G项“那是我们需要职业演员做的”承接上文，故选G。3A由本段的标题“我会见到明星吗”
25、及设空处后面的“但是只能从远处看”可知A项“你会见到明星”承接上下文，故选A。4E本空的上句为“你需要能对导演的指令做出回应”，E项“如果你能做到那样，你就足够当一名群众演员了”，符合文意。5D本空的上句为祈使句“带上零食、保暖内衣和读物”，谈论的是当群众演员的准备，下句为“但是，这是有趣的”，D项祈使句“要做好被吼叫的准备”，符合文意，故正确答案为D。.语法填空(2019黑龙江省鹤岗一中高三月考)Moving to a new school had been tough for Janie, but things were finally turning around. She was ma
26、king _1_ (friend) and she even received an _2_ (invite) to Angies pool party. There was one problem: Janie didnt know how to swim. Janie felt like that not to admit this might risk her new friendships. So she decided to go to the party and _3_ (pretend) that she knew how to swim. The first hour of t
27、he party went by _4_ (smooth). Janie floated on a large raft (皮筏) and talked with _5_ other girls. Then the girls started doing dives. Bridget did a jackknife. Angie did a canopener. Now all eyes were fixed _6_ Janie. Bridget started teasing her, “Lets see _7_ you can do, Brainy Janie！” Janie didnt
28、know how to respond. Then Angie egged her on, “Come on, Janie.” Janie felt that this heavy pressure _8_ (build), so she paddled to the edge of the pool and climbed out. How hard could it be? Janie thought. Angie and the other girls were eager _9_ (see) what kind of wild jump Janie would attempt. Lit
29、tle _10_ they know how wild things were going to get.1_2._3._4._5_6._7._8._9_10._篇章导读：本文是一篇记叙文。对于詹妮来说，搬到一所新学校的生活是很困难的，但事情终于开始好转了。文章介绍了詹妮参加朋友安吉的泳池派对的故事。1friends考查名词。句意：她在交朋友，她甚至还收到了安吉的泳池派对的邀请。make friends “交朋友”，故答案为friends。2invitation考查词性转换。句意：她在交朋友，她甚至还收到了安吉的泳池派对的邀请。根据an可知后面用名词，故答案为invitation。3prete
30、nded考查动词的时态。由and连接的两个动词(decide和pretend)，时态应一致，故填pretended。4smoothly考查词性转换。句意：晚会的第一个小时顺利地进行。副词修饰动词，故答案为smoothly。5the考查冠词。句意：詹妮漂浮在一个大筏子上，和其他女孩交谈。此处特指参加邀请的其他女孩，表示特指，故答案为the。6on考查固定搭配。fix ones eyes on “凝视，盯着看”，故答案为on。7what考查宾语从句的连接词。句意：看你能做什么。此处see后面是一个宾语从句，且连接词在从句中作谓语动词do的宾语，故答案为what。8was building考查动词的
31、时态和主谓一致。句意：詹妮感觉到压力在增加，于是她划到泳池边，爬了出来。结合句意可知此处用过去进行时，句子主语是pressure，是不可数名词，故答案为was building。9to see考查非谓语动词。be eager to do sth.“渴望做某事”，故答案为to see。10did考查倒装结构。句意：她们几乎不知道事情会变得多么疯狂。否定词little位于句首，句子用部分倒装。句子是一般过去时，谓语动词know是行为动词，所以用助动词did构成部分倒装，故答案为did。.书面表达(2020深圳高级中学(集团)高三第一学期第一次测试)假定你是李华，你负责的英语俱乐部拟在暑假期间组织主
32、题为“Stay out of danger and enjoy a safe holiday”急救培训课程。请你用英语写一则通知，内容包括：1时间和地点；2培训内容(观看关于意外受伤的短片，专家教授急救技能等)；3培训课的意义。注意：1.词数100左右；2可以适当增加细节，以使行文连贯。 精彩范文NoticeWith the summer vacation approaching, the English club plans to organize a first aid training class, whose theme is “Stay out of danger and enjoy
33、 a safe holiday”As is scheduled, it will be given in the school lecture hall from 4：00 pm to 5：00 pm next Wednesday. At the beginning of the class, a short film will be shown, helping us students know what accidental injuries will frequently happen and what harm they will cause. After that, an exper
34、t will give a lecture on how to avoid such injuries. Then under his professional guidance, we will learn how to offer first aid to those who get injured. By attending the class, not only will we master some basic and practical first aid skills, but also we will raise our awareness of safety and try to keep away from danger. The training class will definitely prove to be a useful experience. Those who are interested are welcome to it! The School English Club
