（山东）《龙门亮剑》2020高三英语一轮 Unit2 课时作业详细解析 新人教版选修7

课时作业Robots.单项填空1When I was passing the Town Hall，I heard the clock_twelve.Abeating BstrikingChitting Dannouncing2Busy as they are，parents should_at least two hours every week to spend with their children.Aset out Bset awayCset aside Dset off3_，all the students passed the entrance examination.AMuch to the teachers satisfactionBTo the teachers much satisfactionCMuch to the teachers satisfactoryDTo the teachers great satisfactory4The accident happened on such an evening with strong winds_by heavy rain.Aappeared BhappenedCaccompanied Dmixed5Its a lovely day，isnt it?Yes.I love_when the weather is like this.Why dont we sit outside and have our lunch?Athis BthatCit Done6The teacher allowed us 5 minutes to_the text through to get a general idea of the whole passage.Adiscuss BadaptCpile Dscan7Do you know when Britain_war on Germany during the Second World War?In 1993，I suppose.Aannounced BdeclaredCfought Dattended8It is not enough to have_for the disabled.We should learn to respect them and help them understand their valuable roles in society.Asympathy BsatisfactionCdignity Dcompanion9One of my classmates was trying to_me by asking me questions I couldnt answer.Aalarm BamuseCenvy Dembarrass10It was only after he had spent several nights experimenting_he decided to write to Dr.Williams to find out if he was wasting his time.Awhen BthatCbefore Dsince11Finnish President said FinlandChina relations had progressed_with fruitful cooperation in new and hightech fields.Apeacefully BhighlyCquietly Dsmoothly12We are not ready to go into production yet.The new switch mechanism isnt fully_.Aworked out Bturned outCleft out Dtested out13Progress so far has been very good._，we are sure that the project will be completed on time.AHowever BOtherwiseCTherefore DBesides14He wont help us even if we are good friends；_we treated him badly before.Alet alone Bleave aloneCleave out Dleave off15_repeated promises that the product is safe，all consumers have refused to buy it.AEven if BIn spite ofCThough DAlthough.翻译句子16这些法令旨在保护妇女免遭男人的攻击。(be designed to do)_17我每天尽量腾出一些时间锻炼身体。(set aside)_18很抱歉，让你一直等我。(have sb.doing)_19他一小时前离家去上班了。(set off)_20给他打个电话，叫他快点。(ring.up)_.阅读理解Rising levels of carbon dioxide in the atmosphere are a major cause of climate change，and now a new study has confirmed that atmospheric CO2 is also affecting the ocean chemistry and potentially harming sea life.Montana State University scientist Robert Dore has been researching the water in the Pacific Ocean for almost two decades.“Weve been going to the same spot in the Pacific Ocean，and we try to characterize longterm change in the open ocean environment.And one of the key things that we measure is CO2 levels.And weve been able to record this increasing quantity of atmospheric CO2 into the ocean.”Scientists expected that as atmospheric CO2 increased，more and more of the carbon dioxide would be absorbed into the ocean，affecting the chemical balance of the sea water with a potentially harmful impact on shellfish and coral in particular.“As carbon dioxide dissolves (溶解) in the water or seawater in this case，it forms a weak acid，carbonic acid，” Dore explains.“And therefore，as the concentration of CO2 in the atmosphere goes up and that exchanges with the surface seawater，it drives the pH down，and makes it more acidic.”The seawater Dore and his colleagues have analyzed confirms what the theory predicts.The effect was particularly striking at about 250 meters down，and again at 500 meters.Dore and his colleagues came up with two possible explanations.It could be that surface water picked up CO2 and then moved to those depths.Or there could be a biological explanation.“Its important to realize that the oceans are really becoming acidic.And it could have negative impacts on a whole variety of sea life from fish to coral.Its potentially catastrophic.”21What can be the best title of the passage?ASea Life Facing DangerBScientist Researc hing SeawaterCOceans Becoming More AcidicDClimate Change Affecting Seawater22With the increase of atmospheric CO2，_.Amore corals will appear in the seaBthe surface water is becoming warmerCthe chemical balance of the seawater is affectedDthe pH of the ocean out here has been increasing23Which of the following shows the process of the impact of atmospheric CO2 on sea life?aSea life is endangered.bCO2 goes into the surface water.eThe ocean chemistry is affected.dCO2decreases the pH and makes the seawater more acidic.eCO2 levels in the atmosphere go up.A. B.C. D.24Scientist Robert Dore came to the conclusion based on_.Ahis research and analysisBthe expectation of other scientistsCsome former theoryDa major cause of climate change25What does the passage want to tell us most?AIt takes time to make a scientific study.BAtmospheric CO2 is doing harm to sea life.CRobert Dore is a committed and serious scientist.DMeasures should be taken to prevent the potential catastrophe.阅读表达(2020年菏泽检测)Confidence：youve either got it or you havent，right？Wrong.Most people learn confidence as they go through life.Even_if_you_are_shaking_like_a_leaf_on_the_inside，youll_make_a_lasting_impression_if_you_can_come_across_as_confident. Here are some confidencebuilding tips.Fake (假装) it！If you can pretend that you feel confident when you dont and keep on doing so，your fake confidence will soon turn into real confidence.It only takes a few repetitions of an activity for it to become a habitso get into the habit of_.Think it.For an instant encouragement to yourselfesteem (自尊心)，recall three things that give you positive emotions.It could be a great praise somebody paid you，a special time when you felt happy and popular，or when you really excelled (胜过他人) at something.Bringing them to mind will help you to feel good instantlyand when you feel good，you have greater confidence.Focus it.Difficult situations，such as interviews for new jobs，can make you feel shy.If youre feeling anxious about yourself，stop thinking about yourself and focus on something else.It could be that you focus on something normal，like the view out of the window，or that you pay more attention to the task at handgetting the job！Either way，youll feel less awkward.Talk it.If you keep telling yourself that youre not good at something，you will start to believe it.Next time you blame yourself，ask yourself whether youd talk to your friends like that.So quit being negative and start recognizing and appreciating the things you are good at.Walk it.Great posture (姿势) can signal great confidence.Walk with a purposeful stride (大踏步)，walk with your back straight and with your head held up high!26What is the best title of the passage？(Please answer within 8 words.)_27Please fill in the blank in the 3rd paragraph with proper words to complete the sentence.(Please answer within 6 words.)_28Which sentence in the passage can be replaced by the following one?Stop finding fault with yourself and try to think more about your advantages._29Which of the tips given in the passage will work best with you？Why？(Please answer within 30 words.)_30Please translate the underlined sentence in the 2nd paragraph into Chinese._课时作业答案.单项填空1Bbeat指轻轻地重复地拍打；strike 可用于表示“时钟的敲响”；hit指“击中，打击”；announce指“预示，宣布”。2C句意为“尽管很忙，父母每周也应该拿出至少两个小时的时间与孩子们在一起”。set aside two hours留出或拿出两小时的时间。3A本题考查固定短语。to ones satisfaction使某人满意的是。to为介词，而satisfactory为形容词，故排除C、D项。much to ones satisfactionto ones great satisfaction。4C本题中过去分词短语accompanied by heavy rain作定语修饰winds，accompany意为“伴随、陪伴”，符合语境。5C本题主要考查it作形式宾语的句型。动词love，like，hate，dislike，enjoy，prefer，appreciate等词后一般不能直接跟句子，而应在句子前面加it，然后再接when或if所引导的句子。再如：I hate it when people speak with their mouths full.6D句意为：老师给了我们5分钟时间来浏览(scan)全文，掌握其大意。7Bdeclare通常指正式地“公布；宣布；宣告”，declare war on对宣战。8Ahave sympathy for sb.同情某人。9D句意为：我的一位同学试图问一些我答不上来的问题来让我难堪(embarrass)。10B句意为：他是在做了几晚实验后才决定写信给威廉斯博士，想知道自己是否在浪费时间。此句是强调句型。11D本题考查副词辨析。此处用smoothly修饰progress，表示“发展顺利”的意思。其它副词和语境不相符合。12Dtest out表示“试验”。句意为：我们还不准备投产，新开关系统装置还未完全调试好。只有test out符合语意要求。13C本题考查副词的用法。however不管怎样；otherwise 否则；therefore所以；besides 除此以外。根据句意判断，前后句为因果关系，故C项正确。14A考查固定词组的用法。A项“更不必说”；B项“不管，不理会”；C项“遗漏，省略”；D项“停止，中断”，根据句