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1、2015 高考英语北师大版一轮复习：Book 4 Unit 12（讲解及解析答案 2）用所给词的适当形式填空1I avoid meeting (meet) him，because I dont like him.2I cant afford to buy (buy) the car.3I didnt mean to hurt (hurt) you.4In some places，missing a bus means waiting (wait) for another hour.5The man speaking (speak) to our head teacher is Toms fat
2、her.I dont know what your expectations are of London，but knowing that youve never travelled outside of Asia，I thought Id tell you a bit about what you can expect to find.我不知道您对伦敦有什么期望，但是我知道您从来没有到过亚洲以外的地方旅行，所以我应该告诉您一些这里您要知道的情况。句型公式：现在分词短语作原因状语现在分词短语作原因状语，该动词与句子的主语之间为主动关系；若是被动关系，则需用过去分词作状语。现在分词的完成式作状语
3、时，用 having done，其否定形式为 not having done。现在分词短语作原因状语时，相当于 as，since，because 引导的原因状语从句。 Living far from the school，I have to get up early every morning.由于住的离学校较远，每天早晨我都要早早地起床。Not knowing where I lived，he had to ask the way.因为不知道我住在哪里，他只好问路。夯实基础(1)用所给词的适当形式填空Having been asked (ask) to work overtime that
4、evening，I missed a wonderful film.Pressed (press) from his parents，and realizing (realize) that he has wasted too much time，the boy is determined to stop playing video games.(2)同义句改写Because he had finished all his homework，Mike went to play football with his friends.(用现在分词短语作原因状语改写句子)Having finished
5、 all his homework，Mike went to play football with his friends.教材活用根据课文内容完成下面的短文Visiting BritainDear Aunt Mei，How time flies！It has been 6 months 1.since I came here.I owe you an apology for not writing to you 2.more (much) often.Ive been busy studying and trying to absorb all the new things around m
6、e，for Im still 3.experiencing (experience) culture shock.Im glad youll visit 4.me soon and Ill tell you something about London.London is 5.an international city where there are many international restaurants and there is at 6.least (little) one Chinese restaurant in every town.You have to get used/a
7、ccustomed to the tipping system here.I suggest 7.leaving (leave) 10% of the bill for the waiter or waitress.You can get some travellers cheques 8.as its easy to exchange them at banks or hotels.I think we should consider staying in the English countryside for a few nights so as to enjoy hiking and t
8、aste some mushrooms.Dont forget to bring a warm coat 9.for it can get pretty cold and foggy here.One last thing，dont worry about how to get along 10.with the people here because the majority of them are quite friendly.I am looking forward to your visit!Love Xiaojin.课外拓展阅读下面材料，在空白处填入适当的内容(不多于 3 个单词)或
9、括号内单词的正确形式ALi Hua，who is planning to travel with his parents，is now calling Hyatt Travel Agency in Xian.(A：Assistant L：Li Hua)A：Hello,1.this is Hyatt Travel Agency.May I help you?L：Yes.This is Li Hua.Ill have 2.a short holiday，and Im thinking about 3.travelling(travel) abroad with my parents.4.Can y
10、ou give me some advice?A：Of course.May I ask how long your holiday will be?L：About a week.A：OK.5.What do you have in mind?L：Id love to go to Europe.A：You are very 6.lucky(luck)We have a special offer for European tours.L：Great！Can I have some extra 7.information(inform)?A：Sure.For family tours，we ha
11、ve five European cities on the list，and well see the Big Ben in London，the Eiffel Tower in Paris and other places of 8.interest.L：Thats just what I am thinking 9.of.Ill talk about this with my parents and call you back.Thank you.A：You are 10.welcome.BSometimes our actions allow a certain plant or an
12、imal populationor the total number of individuals in a group1.to get (get) larger.For example，if you planted tulips in your yard，the tulip population in your yard would increase.Our activities also can lead to a smaller plant and animal population.2.What would happen to the plants and animals in a n
13、eighborhood park if the park 3.were turned (turn) into an apartment building？Well，they would either die or move to someplace elseand the areas plant and animal population would shrink.4Overhunting (overhunt)，population，and other activities sometimes cause the population of a species to become so sma
14、ll 5.that it cannot survive.6.A species that is in danger of dying out is called a(n) 7.endangered(danger) species.When a species can no longer survive and dies out，it becomes extinct.As groups of plants and animals began to disappear，people began to search 8.for ways to protect these species.In the
15、 early 1900s laws were passed to protect certain animals.However，the big breakthrough came in 1973 9.when the US.government passed the Endangered Species Act.This act lists species in danger of becoming extinct.The act also makes 10.it illegal to disturb，harm，shoot，kill，trap or collect any of the sp
16、ecies on the list.(一).阅读理解APeople without homes have always been present in America.In the past，they were called hobos，bums，or drifters.It was not until the early 1980s that these people received a new name，when activists named them the homeless.The types of people who were homeless also changed in the 1980s.No longer were they primarily older men.They were younger，with an average age of 35.Their numbers consisted of women，children，adolescents and
