1、Unit 3 Inventors and inventions基础夯实能力提升Section Using Language基础训练基础夯实.单词拼写1The _(重要性)of learning English is second to none.2Can you provide any evidence that he was_(无罪的)of the crime?3This_(电话簿)is helplessly out of date.4She doesnt want to go out in_(严寒的)weather.5If youre phoning from outside London
2、，_(拨)01 in front of the number.6He gave us some _(实用的)suggestions.7We are looking for_(充满活力的)persons to be salesmen.8This ladder isnt very_(稳固的)9His illness is_(联系)with overwork.10The_(水流)was swift.在空白处填入适当的内容(1 个单词)或括号内单词的正确形式1Listen，there is some strange noise.This machine must be out_order.I thin
3、k so.You must have it checked.2Its _(freeze)in here!3He set _to paint the whole house but finished only the front part.4He soon gets_of temper if things do not go as he would like them to.5He was disappointed to find his suggestions_(turn)down.6You should try to catch several English expressions_tim
4、e you see an English film.7The hourly charge is _(current)$35.8 When our school holds some activities,Susan,our monitor，often offers_(practice)suggestions.9Children dont associate falling down_failure.10Good morning,Grand Hotel.Hello.Id like to book a room for the nights of the 18th and 19th.Just_mi
5、nute，please.11The furniture,with its modern style and bright colors,suits modern houses and their gardens,but looks _ of place in the garden of a traditional home.12It was not until I came here _ I realized this place was famous for not only its beauty but also its weather.13It is difficult for a fo
6、reigner to get_hang of English idioms.14Hardly could he get_this amount of work in such a short time.15Good morning，can I speak to Mr Smith?Sorry.He isnt here right now.Can you ring _ later?基础训练能 力 提 升.阅读理解As rain begins to fall from the clouds，it is very pure.However，as it falls through the air，it
7、dissolves some of the gases in the air.It also collects bits of dust and microbes(微生物)that are floating in the air.When the rain reaches the ground it begins to pick up more dust and dirt.Many kinds of mineral substances dissolve in the water.Sand and mud cannot dissolve in water.Since water is so i
8、mportant to us，it is very important that the water we use should be clean.Otherwise，we might get some of the diseases that are carried by water.Many microbes are harmful.They are so small that we cannot see them.These microbes must be removed or killed before the water is suitable for drinking.For e
9、xample，microbes of diseases like cholera live well in water.If the water supply is not clean，people who drink this water may get these diseases.Thus，to provide people with clean water，the government purifies the water.Purification is a long process and consists of three stages：storing，purifying and
10、distributing.The first stage is storing.Man-made lakes called reservoirs are used for this purpose.Water from the rains，other lakes，streams and rivers is collected in the reservoirs.This water is usually dirty and muddy.In the second stage which is purifying，water from the reservoirs is filtered in
11、a special pond.Stones，sand and other unwanted tiny things are caught in it.After that，tiny microbes are still present in the water.These microbes are removed by“airing”the water and by adding a chemical substance called chlorine(氯)to the water.This kills all the microbes in the water.After this the
12、water can be safely used for drinking.The third stage is the distribution of the purified water to homes，hospitals，offices，factories and other places.This is done through a network of pipes of various sizes.These pipes must be made of a suitable material.基础夯实.单词拼写1importance 2.innocent 3.directory4f
13、reezing 5.dial 6.practical7dynamic 8.stable 9.associated10current.在空白处填入适当的内容(1 个单词)或括号内单词的正确形式1of out of order“出故障了”。句意：听，有奇怪的噪音，这台机器一定出故障了。我认为也这样，你必须让人检查一下。2.freezing 句意：这儿冷得不得了！3.out 句意：他开始粉刷整栋房子，可只完成了前面的部分。set out to do“开始做某事”4.out 句意：如果事情没有如他所希望的样子发展，他很快就发火的。out of temper“发怒”。5.turned 句意：看到他的建议
14、被拒绝了，他非常失望。横线处在句中作宾语补足语，his suggestions 与 turn down 之间为被动关系，且表完成，所以用过去分词。6.every 句意：每次看英文电影时，你应该尽力掌握几个英语短语。every time 引导时间状语从句，意为“每次”。7.currently 句意：现在每小时收费是 35 英镑。8.practical 句意：当我们学校举行活动时，苏珊，我们的班长，总能提供实用的建议。9.with 句意：孩子们没有把摔倒与失败联系在一起。associate.with.“把与联系在一起”。10.a 句意：早上好，这里是豪华大旅馆。喂，我想预订一个房间，18 号，19
15、 号住两晚上。请稍等。11out out of place 不适宜，不协调。12that It was not until.that.直到才，为固定强调句型。13the 句意：对一个外国人来说，掌握英语习语很难。get the hang of“了解，熟悉，掌握”。14through 句意：在如此短的时间里，他根本不能做完这么大量的工作。get through“(设法)做完”。15back 句意：早上好，请史密斯先生听电话好吗？对不起，他现在不在这儿，你能稍后再打来吗？ring back“回电话”。1.From Paragraph 1，we can learn that _.Arain has
16、contained gases when it forms in the cloudsBdust and microbes are dissolved in rain when rain falls on the groundCthe closer rain is to the ground，the more impure things it containsDsand and mud are things rain collects when it falls through the air2According to Paragraph 2，the following statements
17、are wrong EXCEPT that _.Aall the microbes in water are harmful so water must be purifiedBsome diseases can spread through drinking water if it is not cleanCwater is safe to drink if only harmful microbes are removed from itDit is the governments responsibility to make drinking water clean3What can w
18、e know about man-made lakes?AThey are used through the whole process of purification.BOnly rain water can be collected and stored in them.CWater collected can be stored and filtered in them.DWater from them contains a lot of impure substances.4What is the function of the chemical substance chlorine?
19、ATo air the water.BTo catch tiny things.CTo kill tiny microbes.DTo remove harmful gases.阅读填句Most of the energy we use for heating,lighting,transportation and manufacturing comes from fossil fuels._1_When we burn these fuels we release heat which provides the energy._2_Firstly,they are causing climat
20、e problems because of the greenhouse effect.When we burn fossil fuels,it causes global warming.Secondly,when we have used up all our coal，oil and natural gas,we will have nothing left to burn.Thirdly，they are not very efficient.The internal combustion engine that we use in most cars,trucks and buses
21、,for example，is only about 14%efficient.Scientists are working on an alternative fuelhydrogen._3_Firstly,because two thirds of the earths surface is water and water is made of hydrogen and oxygen.There is an at most unlimited supply of hydrogen.Secondly,burning hydrogen does not cause global warming
22、.Thirdly,it is much more efficient than carbon-based fuels.Unfortunately there are problems with hydrogen at the present time:there is the problem of separating it from water cheaply,and there is the difficulty of storing it._4_It can also be stored as a liquid but only at extremely low temperatures
23、.It seems likely,therefore,that there will have to be completely new technologies before hydrogen replaces fossil fuels._5_Although China,India and Australia have huge quantities of cheap coal,and there are still large oil and gas reserves elsewhere，the effects on the planets climate will be catastr
24、ophic(灾难性的)if they are used.AThere are a number of advantages to use hydrogen as a fuel.BThere are disadvantages and advantages of hydrogen as a fuel.CThere are three major disadvantages to use these fuels.DIt can be stored under pressure but high pressure tanks are far from safe.ESolving these prob
25、lems is an urgent matter.FTechnology has transformed our way of life.GThese are carbon-based fuels from oil,coal and natural gas.语法填空Why dont birds get lost on their long flights from one place to another?Not long ago，experiments showed that birds rely on the sun _1_(guide)them during daylight hours
26、.But what about birds _2_ fly by night?Tests with artificial stars have proved that certain night flying birds are able to follow the stars in their long-distance flights.A dove had spent its lifetime in a cage and had never flown under a _3_(nature)sky.Yet _4_ showed an inborn ability to use the st
27、ars for guidance.The birds cage _5_(place)under an artificial star-filled sky.The bird tried to fly in the same direction as that _6_(take)by his outdoor cousins.Any change in the position of the make-believe stars caused a change in the _7_(direct)of his flight.Scientists think that doves，when _8_(
28、fly)in daylight，use the sun for guidance.But the stars are apparently their principal means of navigation.What do they do _9_ the stars are hidden by clouds?Apparently，they find their way by such landmarks as mountain ranges，coastlines，and river courses.But when its too dark to see these,the doves c
29、ircle _10_(help)，unable to get their position.短文改错I love camping.It is my favourite way to spend the summer vacation.Last year,my family and I went camping in the countryside.It was one of the most excited experiences I had never had.We slept in a tent and went on a long walk every day.We cook over
30、a fire and the food always tasted wonderfully.For a whole week,I saw lovely mountain views or breathed fresh air.At night,I heard the gentle wind blowing in the tree,and I felt so peaceful.It doesnt cost many to camp，which I believe its the best way to get close nature and enjoy its beauty.能力提升.阅读理解
31、1C 细节理解题。根据第一段内容，特别是第四句话可知，随着雨水的下落，它包含的杂质越来越多。2B 细节理解题。根据第二段前两句话可知，水如果不洁净会传播疾病。3D 细节理解题。根据第三段最后一句话可知，人工湖蓄的水很脏，包含很多不洁净的物质。4C 细节理解题。根据第四段第三至五句可知，氯气的作用是杀死未被石头、沙子等过滤掉的微小的微生物。.阅读填句15.GCADE.语法填空1to guide 动词不定式作目的状语。2that/which 先行词为物，定语从句中缺主语，故用that/which 引导。3natural 形容词作定语。4it it 作形式主语，代替后面的不定式短语。5was pla
32、ced the birds cage 与 place 之间为被动关系，故用被动语态形式。6taken direction 与 take 之间为被动关系，故用过去分词作定语。7direction in the direction of 朝着方向。8flying 现在分词作状语。9whether/if whether/if 引导条件状语从句，意为“假如”。10helplessly 修饰实义动词用副词 helplessly 无助地。.短文改错I love camping.It is my favourite way to spend the summer vacation.Last year,my
33、family and I went camping in the countryside.It was one of the most excitedexciting experiences I had neverever had.We slept in a tent and went onfor a long walk every day.We cookcooked over a fire and the food always tasted wonderfullywonderful.For a whole week,I saw lovely mountain views orand breathed fresh air.At night,I heard the gentle wind blowing in the treetrees，and I felt so peaceful.It doesnt cost manymuch to camp，which I believe itsisthe best way to get close to nature and enjoy its beauty.谢谢观赏！Thanks!