专题八七选五说明类专练（90分钟 100分）考点01：冠词 3颗星考点03：介词和介词短语 2颗星考点04: 名词 3颗星考点06：形容词和副词 5颗星考点08：非谓语动词 5颗星考点09：动词的时态和语态 5颗星考点10：定语从句 3颗星考点12 并列连词 4颗星考点13 状语从句 3颗星考点24：七选五说明文专练 5颗星第I卷（选择题）（每题2分，共40分）一．七选五根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。

选项中有两项为多余选项。

A（考点24中难）The USA is a society formed by many different immigrant cultures that produced a new and mixed culture. Most Americans celebrate different customs which started in other countries and start several new traditions and cultures.①__________②__________ They tend to live independently, and communicate directly, honestly and informally with their families, friends and colleagues.Americans always keep advancing with the times. ③__________ In America, it is relatively common for both parents to work, and American women are equal partners in marriage.In the USA, the most common family unit consists of the parents and children living under one roof. Most American children are taught to compete,through organized sports and education, as well as speak out their minds and have confidence to stand up for what they believe in.④__________ Manyimmigrant families also feature several generations living under one roof, with younger family members respecting the elders’ needs and valuing their opinions.When people from different cultures get married and have children, they may have issues when it comes to maintaining their unique traditions and mixing shared customs at the same time. ⑤__________ However, with a little effort, children in these families can benefit from having both outlooks and traditions. Children who are raised bilingually can also benefit in future careers andlearn to make decisions better than monolingual kids.A.Many Americans find happy life is important.B.They are also taught to respect their parents at all costs.C.It can be a challenge to find the perfect balance between cultures.D.According to socialists, the American family culture has many unique aspects.E.American children refuse to follow their parents’ advice and always argue with them.F.Changing rather than sticking to tradition is considered by many Americans as improvement.G.The difference is easy to deal with if parents can meet halfway and stand in the other’s shoes.B（考点24中难）I still remember my first time going to the Chinese company's canteen. When I stepped onto the elevator, each one was full of people. ①___________ However, there was no sign of fire and people were laughing and talking. I followed the flow of the crowd to the doors of the canteen. It occurred to me that in China everyone has lunch almost at the same time. ②___________ The canteen followed this schedule, only being open a few hours per day.When I stood in the doorway, I realized I had to act fast or I would beleft behind. ③___________ Unlike my school lunchroom, here everyone lined upand took a tray, and instead of silverware there were chopsticks and soup spoons.As I was pushed along the line, I saw dishes I didn't recognize and as people cut in line and picked up dishes left and right, ④___________ I ended up taking a pork and cucumber dish and a tofu salad.I have been at my company for over a year and a half. ⑤___________ I have learned what dishes I like, mostly by trial and error, and a lot of the workers know me and say hello to me.I am still getting used to eating lunch at "lunchtime", but I think the schedule definitely helps keep me on track during the day. I wish there were something like this at offices in my hometown.A. I thought I had missed a fire drill.B. There was no emergency; it was just lunchtime.C. I noticed things at lunchtime were a bit different.D. I felt that I needed to make some quick decisions.E. The canteen reminded me of my school lunchroom.F. And now I am glad to say I am more confident in the canteen.G. I was not very familiar with the local food or restaurants in China.C（考点24中难）Earth is home to around 7,000 languages, around half of which are expected to disappear by2100.Languages disappear for many reasons. Sometimes younger generations stop leaming a language because parents want children to fit in. ①__________ Native American children of the late-19th century were required to attend boarding schools where educators forbade them from speaking their native languages.The United Nations ranks endangered languages according to their risk level. For example, a "critically endangered" language is one that even grandparents don ' t speak often. New York ' s Onondaga language is an example with only 50 speakers left. An " extinct" language has no speakers. It is gone forever. Alaska ' s Eyak language is one example. ②__________③__________ In the same way, different languages contribute to cultural diversity. Saving theselanguages benefits our understanding of other cultures. Languages can show how a society looks at the world and what it values. A language may describe something in a way that is funny , too. In Welsh , it rainsnot cats and dogs , but old wives and walking sticks.The Endangered Language Alliance wants to save languages fromdisappearing. ④__________However,its efforts are limited. If an endangered language is going to make a real comeback, it ' ll probably get its start in schools. For nearly 100 years, public schools in Hawaii did not teach the Hawaiian language. Now students can keep learning in Hawaiian from elementary schools to college and beyond.⑤__________ At least one did. In 1881, a Jewish linguist named EliezerBen-Yehuda brought the 3 ,000-year-old language Hebrew back to life. Today itis one of the official languages of the country of Israel,with more than 4 million speakers.A. The last person who spoke it died in 2008.B. Why should we save endangered languages?C. Various animals and plants benefit our environment.D. With just 5 speakers left,it is absolutely endangered.E. Can a language with zero native speakers come back to life?F. Sometimes societies force minorities to give up their language.G. The nonprofit group finds native speakers and records their stories.D（考点24中难）Long, long ago people couldn't write and they had no books. But they had stories. People learned the stories by heart and taught new ones to one another. Sometimes it was hard to remember them all. ①________The ancient Egyptians wrote their stories on something made from papyrus (纸莎草）plants. People in other places learned to use papyrus from theEgyptians.②_______So parchment (羊皮纸)，made from goatskin， later took its place.In ancient China, books looked a little different. At that time, people there used ink to write on bamboo or silk. And then they invented paper. Madeof trees，paper was easier and cheaper to make than papyrus orparchment.③________Papermaking later spread to the West, but there was a big problem with these early books. Every single one had to be copied and writtenby hand.④______They carved (雕刻）a page of word's into a piece of wood or stone. They could then print the page by spreading ink on the wood or stone andputting it against paper. But it wasn't until a German printer invented movable, metal letters that books became fast and easy to make. The letters could be used to print copy after copy, and the letters put together again and again to print different pages of words.⑤_______ Once a luxury (奢侈品）only the rich could buy. it soon became a treasure everyone could enjoy,A.But papyrus grew mainly in Egypt.B.It took years to finish making just one book.C.Finally books could be printed by the thousands.D.Things grew a little easier when writing was invented.E.Its surface was smoother and better for writing on too.F.Books in the West didn't change for a long time after that.G.The Chinese were the first to think of a way to speed things up a little.第II卷（非选择题）（每题1.5分，共60分）语法填空阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。