1、课时作业19.单句语法填空1Youre supposed to take (take) them off before you enter it.2You may do these exercises either in class or after class.3Her astonished (astonish) expression suggested that she hadnt expected that result.4Neither you nor I, nor anyone else is (be) knowing the answer.5I have learnt (learn
2、) 2,000 English words during the last three years.6She used to live (live) in town but she finds herself used to living (live) in the country.7We usually take turns to do (do) the cleaning, and today it is my turn.8We are proud of all her hard work and success.9Jack, can you see something red floati
3、ng (float) in the distance on the water?10People should balance the development in economy against the damage to earth.完成句子1我过去常去公园，但是现在根本没有时间去了。I used to go to the park, but I never get the time now.2英语老师告诉我们这个月末我们要进行一次考试。Our English teacher told us that we would have an exam at the end of this mon
4、th.3我可以打开窗子来放进新鲜空气吗？去开吧！May I open the window to let in some fresh air?Go ahead!4天越来越晚，于是我掉头回家了。As it was getting late, I turned around to start for home.5轮到你倒垃圾了。Its your turn to take out the trash.模块知识微串联上周，我们做了一些科学实验，它们的目的(aim)是学习物质(substance)是如何相互反应(react with)的，我们需要一些普通的设备(ordinary facility)和电子
5、仪器(electrical equipment)，比如天平，坩埚，小钳子(balance, crucible, tongs)等。其中的一个实验是弄清楚铁在无空气的水中是否生锈(rust)。首先，在一个试管中加一半水并将水煮沸(boil)以确保水中没有空气。然后，在水中放入2根或3根干净的铁钉并加入(add.to.)油以防止空气进入(keep.out of)水中。在那之后，将试管放置一周。我们可以得出结论(draw a conclusion)：铁不会在无空气的水中生锈。通过做这些实验，我们也得出了一些其他的结论。实验真的有趣和令人吃惊(astonishing)。Last week, we had
6、 some scientific experiments, whose aims are to learn how substances react with each other. We need some ordinary facilities and electrical equipment, such as balance, crucible, tongs and so on. One of the experiments is to find out if iron rusts in airfree water. First, halffill a test tube with wa
7、ter and then boil it to make sure there is no air in the water. Next, put two or three clean nails in the water and add some oil to the water to keep air out of the water. After that, leave the tube for one week. We can draw a conclusion that iron does not rust in airfree water. By doing the experim
8、ents, we also came to some other conclusions.The experiments are really interesting and astonishing.阅读理解Being in the schools science lab can be exciting, because youre doing something different from sitting at your desk listening to your teacher. But fun as lab work is, you have to observe the safet
9、y rules if you dont want to hurt yourself or your lab partner.The first rule is to behave responsibly in the laboratory at all times. When your teacher is showing you lab equipment, listen to what he is telling you, because some of the equipment can be dangerous. Become familiar with your lab assign
10、ment (任务)before you start doing it. This means reading everything the teacher has written down and asking questions if you dont understand an instruction or a term. Do not try to work alone. If your partner is absent, let your teacher know so she can assign another student to work with you. And dont
11、 do any other experiments other than what you have been assigned. Wear your lab apron (围裙) and safety goggles (护目镜) whenever you are working on a lab assignment. On lab days, wear old clothing that you wont mind getting damaged. Make sure this clothing covers as much of your skin as possible. Keep y
12、our hands away from your skin, face, eyes and mouth when you are working with dangerous chemicals. You will be working with fire in the lab with an alcohol lamp. Use gloves when handling hot lab equipment. If you have long hair, pull it back in a ponytail (马尾辫) and roll up long sleeves. Dont put pap
13、er, chemicals, lab equipment or any part of your body in the flame. When you use a sharp instrument, treat it with care. Do not point it at yourself or any one of your fellow classmates during the experiment.在实验室里做实验很有趣，但也处处存在危险，因此遵守实验室的安全规则是很有必要的。1If you dont follow the safety rules, you will proba
14、bly .Abe laughed atBlose your lifeChurt yourselfDfail in the experiment答案：C解析：细节理解题。根据文章第一段But fun as lab work is, you have to observe the safety rules if you dont want to hurt yourself or your lab partner.可知如果不遵守安全规则，你就有可能受伤。2The underlined word “observe” in Paragraph 1 means “ ”AfollowBwatchCnotic
15、eDreport答案：A解析：词义猜测题。根据句子的剩余部分the safety rules if you dont want to hurt yourself or your lab partner可推断此处意为“遵守”。3Having long hair can be dangerous when you .Aroll up long sleevesBuse an alcohol lampCuse a sharp instrumentDwork with dangerous chemicals答案：B解析：推理判断题。根据文章You will be working with fire in
16、 the lab with an alcohol lamp. Use gloves when handling hot lab equipment. If you have long hair, pull it back in a ponytail (马尾辫) and roll up long sleeves. 可知，此处主要讲在实验室里用酒精灯时的注意事项。由此可推断，留着长头发可能在使用酒精灯时有危险。4Whats the best title for the passage?AWays to do experimentsBExciting or dangerous?CSafety rul
17、es in the science labDObserve carefully in the lab答案：C解析：标题归纳题。本文主要讲述在实验室里应该遵守的安全规则，因此C项最佳。.语法填空The cheongsam is a female dress with distinctive Chinese features and enjoys growing 1 (popular) in the international world of high fashion. The name “cheongsam” 2 (mean) simply “long dress” entered the E
18、nglish vocabulary from the dialect of Chinas Guangdong Province. In other parts of the country including Beijing, however, it 3 (know) as “qipao”， which has a history behind it.After the early Manchu (满族的) rulers came to China, the Manchu women wore 4 (normal) a onepiece dress which came to be calle
19、d “qipao”. 5 the 1911 Revolution ended the rule of the Qing Dynasty, the female dress survived the political change and, with later improvements, has become the traditional dress for Chinese women.The cheongsam, 6 neck is high, collar closed, fits well the Chinese female figure, and its sleeves may
20、be either short, medium or full 7 (long), depending on seasons or tastes. In addition, it is not too complicated (复杂) 8 (make). Nor 9 it need too much material. Another beauty of the cheongsam is that it can be worn either 10 casual or formal occasions. In either case, it creates an impression of si
21、mple and quiet charm, elegance (优雅) and neatness.本文是一篇说明文，主要介绍了旗袍。旗袍是独具中国特色的女性服饰，穿着舒适，特别适合中国女性的身材。它的好处在于可以使用多种材质，并以不同长度制作，因此在休闲和正式场合都可穿着。1popularity解析：考查词性转换。enjoy是及物动词，后接名词作宾语，故填popularity。2meaning解析：考查非谓语动词。the name “cheongsam”与mean之间为主动关系，故用现在分词短语作后置定语，相当于定语从句“which means.”。3is known解析：考查动词的时态和语态
22、。根据定语从句which has a history behind it的时态可知应用一般现在时， be known as作为而出名，故填is known。4normally解析：考查词性转换。修饰动词要用副词，故填normally。5Although/Though/While解析：考查状语从句。句意：尽管1911年的辛亥革命结束了清朝的统治，但旗袍在这次政治变革中被保留了下来。根据句意可知用Although/Though/While引导让步状语从句。6whose解析：考查定语从句。先行词是cheongsam，关系词在定语从句中作定语，故用关系代词whose。7length解析：考查词性转换。
23、句意：(旗袍的)袖子可以是短袖，中袖，也可是长袖。形容词full修饰名词，故填length。8to make解析：考查固定句型。“too形容词或副词to do.”太而不能，它在形式上是肯定的，但在意义上是否定的，to do 不定式应用主动形式表示被动含义。故填to make。9does解析：考查倒装句。上句话提到的情况同样适合下文的人或物，为了避免和上文的内容重复，英语习惯用so，neither/nor引导的倒装句。so引导的倒装句表示肯定，neither/nor引导的倒装句表示否定，其时态与前一句时态保持一致。根据文中时态应用一般现在时，且句子主语为第三人称单数形式，故填does。10on解
24、析：考查介词。表示“在场合”时，用短语on.occasions。故填介词on。.短文改错It was a Sunday afternoon. I was playing in the park with my friend when I saw an old man lie on the ground. I tried to help him stood up, but he couldnt move and seemed in pains. Not knowing what to do, I asked my friend call an ambulance. Soon the ambula
25、nce arrives. We helped carry the old man onto an ambulance. The doctor praised us for what we did, for which made us very happily.In my opinion, everyone of us should have a sense of responsible and a caring heart. Whenever we see anyone in need of help, we should give themselves a hand.答案It was a S
26、unday afternoon. I was playing in the park with my friend when I saw an old man on the ground. I tried to help him up, but he couldnt move and seemed in . Not knowing what to do, I asked my friend call an ambulance. Soon the ambulance . We helped carry the old man onto ambulance. The doctor praised us for what we did, which made us very .In my opinion, everyone of us should have a sense of and a caring heart. Whenever we see anyone in need of help, we should give a hand.
