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1、UNIT3ENVIRONMENTALPROTECTIONSectionBLearningAboutLanguage课后篇巩固提升基础夯实.单词拼写1.400,000 square kilometres of the Amazon b have already been deforested.答案basin2.The novel presents one aspect of the (改革) in the countryside.答案reform3.Some children (经历) a complete transformation when they become teenagers.答案
2、undergo4.He is friendly and (幽默的),and what he says can always please us as well.答案humourous5.If you want to apply for the job,you must s your application before January 1st.答案submit6.The market has shown (每年的) growth of 20 percent for several years.答案annual7.Whatever troubles arise,well have peace o
3、f mind amidst seeming (混乱).答案chaos8.It is assumed that women are normally more (敏感的) than men.答案sensitive.短语填空in search of,die out,known as,bring about,on behalf of,lead to,as well as,link . to1. my school,Im writing to invite you to visit the paper-cutting exhibition to be held in our city.答案On beh
4、alf of2. Chinas largest nature reserve,Changbaishan is a wonderful tourist attraction.答案Known as3.Rescue workers are digging through the ruins other victims.答案in search of4.Educated people may be surprised to find 200 years ago people didnt illness problems in the environment.答案link;to5.The inventio
5、n and the use of the computer have great changes in the society.答案brought about6.Since human appeared in the world,thousands of kinds of animals have .答案died out7.Studying babies play may a better understanding of science.答案lead to8.As we can see,some theme parks are amusing educational.答案as well as
6、.把下列句子变为间接引语。1.The teacher said to me,“Is this your dictionary?”The teacher asked me dictionary.答案if that was my2.He said to me,“I saw Bob play the piano last Friday.”He told me Bob play the piano .答案he had seen;the Friday before3.Mary asked me,“Have you seen the film Titanic?”Mary asked me the film
7、 Titanic.答案if I had seen4.He said,“Im afraid I cant finish the book in a week.”He said that afraid finish the book in a week.答案he was;he couldnt5.I asked Tom,“How long have you been employed at this job?”I asked Tom how long employed at job.答案he had been;that6.Mum said to me,“How do you deal with th
8、e disagreement?”Mum asked me with the disagreement.答案how I dealt7.The doctor said to us,“Give blood if you can and many lives will be saved.”The doctor blood if we could and many lives would be saved.答案told us to give8.“Look through your test papers carefully before handing them in,” the teacher sai
9、d.The teacher through our test papers carefully before handing them in.答案told us to look9.Tom said to Mary,“Dont leave your keys on the table.”Tom asked Mary keys on the table.答案not to leave her10.“Lets go to the concert in the Peoples Stadium this evening,” Tom said.Tom to the concert in the People
10、s Stadium that evening.答案suggested going素养提升.阅读理解主题语境:人与自然语篇类型:说明文难度:Over a hundred years ago in 1911,something strange was found in the glaciers of Antarctica.Grilffith Tayloran Australian geologist,had discovered a blood red stream pouring out of the ice cascades (瀑布) of Taylor Glacier!Popularly k
11、nown as the Blood Falls,scientists had not been able to find the reason behind the blood red liquid flowing through the iceuntil recently.The mystery of the Blood Falls had finally been solved.When these falls were first discovered,scientists had believed that the red colour came from a large amount
12、 of red algae (海藻) concentrated in the water.Red algae contain a pigment (色素) which reflects red light,making the algae appear red.This theory made sense,until it was later found that algae do not play a part in the red color of the flowing liquid at all.What really causes Taylor Glaciers waters app
13、ear blood red,is the presence of iron oxide in the liquid.The waters of the blood falls are rich in salt and iron content,and when this water comes in contact with the air,it turns redjust like rust!The water in these falls is often referred to as “brine” by scientists because of the high salt conte
14、nt in the water.This reasoning behind the red colors of the falls was found back in 2003.However,the entire mystery had not yet been solved.How is it then,that the Blood Falls are not frozen?Researchers at the University of Colorado and University of Alaska found that inside the glacier,there was a network of channels and reservoirs that move the water around.Salt water has a lower freezing temperature.In addition,when any substance undergoes a change in state,it gives off heat.Therefore,the brine actually warms itself up while its freezing!How this works,is that when the brine i
