1、Unit 4 Astronomy：the science of the stars课时作业16.单词拼写1When he grows up, he wants to be a_ (物理学家)2There is an _ (氛围) of peace and calm in the country, quite different from that of a big city.3Arrows would continue to fly forward forever in a straight line if it were not for _ (重力), which brings them d
2、own to earth.4Anne told him how she feared that her friend would _ (漂浮) away like a leaf.5If the suns rays were entirely b_ out, there would be dramatic changes in the climate on the earth, and the result could be disastrous to humans.6The moons p_ affects the tide on the earth.7She is very g_ and s
3、he never gets angry.8I dont like the c_ here. Its very cold.答案1physicist2.atmosphere3.gravity4.float5.blocked6pull7.gentle8.climate.短语填空1_ (当心) cars when you cross the busy street.2My goodness! I failed again in the computer test._ (振作起来). The world is not at an end.3When I arrived there, the train
4、_ (已经驶出) the station.4Whether the game will be played _ (取决于) the weather.5He has spent _ (三倍) more money than he did last month.6I think he is _ (一样好的学生) as Tom.7_ (既然) you have grown up, youd better depend on yourself.8After ten days training the workers gradually _ (掌握) the skills in the producti
5、on process.答案1Watch out for2.Cheer up3.had pulled out of4depends on5.three times6.as good a student7Now that8.got the hang of.句型训练1随着时间的推移，计算机变得越来越小，功能却更强。(as引导时间状语从句)_， computers became smaller and more powerful.2这条河流已经遭受如此严重的污染，现在清理可能为时太晚。(too.to.)The river having suffered such heavy pollution alr
6、eady, it may now be _.3当我更接近玛丽时，我发现她和她的姐姐一样是个漂亮的女孩。(get close to; asadj.n.as)When I _ Mary, I found she was _ her elder sister.4在韩国举行的亚运会上，中国队获得的金牌数是日本的三倍多。(倍数的表达)In the Asian Games held in Korea, the Chinese team won _ gold medals as Japan.5如果我有幸加入你们的团队，我将与我的同事们团结协作履行好我的职责。(adj./adv. enough to do)I
7、f I am _ your team, I will work together with my fellows to perform my duty well.答案1As time went by/on2too late to clean it up3got closer to; as beautiful a girl as4more than three times as many5lucky enough to join.语法填空In China, there are various means of transport for daytoday living: subways, bus
8、es, cars, and even bikes.but taxis rank high on the list.Taxis are certainly the most convenient means of transport, as _1_requires little effort to raise your arm to call a cab. Besides, fares in China are _2_ (afford). They start in daytime hours in the capital at RMB 13 yuan for _3_ first 3 kilom
9、eters, after which you pay another RMB 2.3 yuan per kilometer. This is far _4_ expensive than that in European capitals. In London, for example, two kilometers ride could cost you about RMB 63 yuan.Taxicabs as we know them today first _5_ (appear) in China in the early 20th century, but _6_ (be) the
10、 reserve (特权) of the rich and the powerful. Nowadays, _7_ (take) a cab is commonplace in China.Before coming to China, I _8_ (warn) that there were drivers who would make long detours (绕行) _9_ (get) higher fares. However, most taxi drivers I have met are nice. They know the city like the back of the
11、ir hands, and are glad to be _10_ some help.1_2._3._4._5_6._7._8._9_10._答案与解析1it考查代词。句意为：出租车绝对是最方便的交通工具，因为你只需要抬一下手臂就可以毫不费劲地打到一辆出租车。设空处为requires的主语，且应为第三人称单数，此处用it作形式主语，代替后面真正的主语动词不定式结构。故填it。2affordable考查词性转换。句意为：此外，中国的出租车费用也是(人们)承担得起的。be动词后常用形容词作表语，结合语境可知，故填affordable。3the考查冠词。句意为：在首都，白天时间出租车起步价是前3公
12、里13元，之后每公里2.3元。first为序数词，常用定冠词the修饰。故填定冠词the。4less考查比较等级。句意为：这比欧洲的首都城市便宜得多。根据than可判断此处应用比较级；再根据后文“比如在伦敦，两公里就要花费63元人民币”可知，设空处应表示“更少”，故填less。5appeared考查动词的时态。句意为：我们如今所知道的出租车早在20世纪初期就首次出现在中国，但只是有钱有权人士的特权。根据时间状语in the early 20th century“在20世纪初”可知，事情发生在过去，应用一般过去时。故填appeared。6were考查动词的时态和主谓一致。句意见上一题解析。设空处
13、be动词的主语为taxicabs，且时态为一般过去时，故填were。7taking/to take考查非谓语动词。句意为：现在，在中国乘出租车是很常见的了。_a cab是句子的主语，应用动名词或动词不定式充当主语，故填taking或to take。8was warned/had been warned考查动词的时态和语态。句意为：在我来中国之前，就被提醒说有很多司机会(故意)绕行来获取更高的车费。根据前文作者来中国之前得到的提醒可知，设空处应使用过去时(一般过去时或过去完成时)，且是“被提醒”，应用被动语态，故填was warned/had been warned。9to get考查非谓语动词
14、。句意见上一题解析。get higher fares (收取更高的车费)是司机make long detours的目的，此处用动词不定式作目的状语。故填to get。10of考查介词。句意为：他们对中国的城市了如指掌，并且很开心能帮得上忙。此处考查“be of名词”结构，即be of help，相当于helpful。故填of。.七选五As we all know, friendship is of great importance in our daily life. A friend can give us help and share our difficulties and happin
15、ess. But how to make friends is still difficult to some of us. _1_1Be friendly to others. _2_ You should try to make a stranger feel at home wherever he happens to be. Think more of others than of yourself and never judge a person by his appearance and clothes.2Be reliable. If you and your friend ag
16、ree to meet somewhere, dont be late. If youre not going to make it on time or make it at all, call him as soon as you realize it. _3_ Be someone that people know they can depend on.3_4_ Listen carefully to what people say, remember important details about them (their names, their likes and dislikes)
17、, ask questions about their interests, and just spend the time in learning more about them.4Encourage your friends: A true friend always gives courage to his friends. _5_ Never make fun of or laugh at your friends in front of others. You should come to support them.ABe a good listener.BWhen you say
18、youll do something, do it.CA friend to all is a friend to none.DThe following information can give you some tips：EAnd never leave your friend when he is in trouble.FSmile at others and you are sure to get a smile in return.GHe will remain with them in both good and bad times.答案1D2.F3.B4.A5.G.应用文写作假如
19、你校团委为了提高中学生对太空科学的热爱，准备组织一个太空爱好者的夏令营活动，成员们可以相互交流，并允许去西昌一个发射塔(launching tower)参观。假如你是高二三班的学生李华，对此非常感兴趣，请你用英语写一封申请信。_范文Dear Sir or Madame，I was so excited to hear the news that you are going to organize a summer camp for space lovers. Im writing to let you know that I would like to become a member of i
20、t very much. As a student of Class 3 Senior 2, Im curious about space. I have had a hobby of collecting pictures of stars since primary school. Id like to communicate with other space lovers, share my knowledge of space with them, and learn from them. Im also interested in visiting the launching tower in Xichang. I know it will be very interesting and rewarding.I would appreciate it if you could take my application into consideration.Yours，Li Hua
