高中英语专题 Unit 2课时分层作业7 Grammar-现在进行时的被动语态

1、 课时分层作业(七)高考题型练习提能力.阅读理解ALive in the CityMany of us yearn to live in the country，so we can be closer to nature and enjoy peace and quiet.However，when we do this there are less wild areas for wildlife.We need to develop a new environmental theory，which encourages people to stay in the cities.We have

2、to make cities more livable and leave the remaining wild areas for the wildlife.Support Strict ZoningLand use zoning(土地用途分区管制) is one of the few tools the government can use to protect wetlands，natural areas and environmental corridors.Unfortunately，such zoning is often opposed by powerful land deve

3、lopers or political forces.Its important for citizens to show support for zoning to offset these negative pressures.Support Organizations Preserving Rare PropertiesSeveral groups specialize in buying and keeping pieces of important wildlife habitat which are threatened with development.Create Habita

4、t in Your BackyardYou can make your own backyard habitat for wildlife by planting native plants，putting nest boxes in the trees and so on.Save EnergyWe must work together to use less energy.This is important to stop climate change and global warming.Saving energy also reduces direct habitat losses a

5、nd air and water pollution，all of which threaten wildlife.Limit Your Family SizeEach person requires space and natural resources to live.The human population is rapidly rising to levels which make it difficult to provide enough resources for humans while maintaining a healthy environment for wildlif

6、e.If each couple limited themselves to no more than 2 children，the worlds population would stabilize(稳定) and be able to support everyone without conflict or suffering.Get Involved and Talk to Law MakersMany of our laws are not helpful for preserving wildlife habitat or saving energy，and some policie

7、s actually reward large energy users.Citizens need to contact their law makers and ask for better policies.【语篇解读】本文主要介绍的是我们普通人可以做哪些事情来保护野生动物。1What would be the best title for this passage?AWhere Should We Live in the Future?BHow to Protect Our Environment?CWhy Should We Save Energy?DWhat Can We Do t

8、o Help Wildlife?2The underlined word “yearn” in Paragraph 1 probably means AhopeBfearChate Dfail3Which of the following actions will NOT destroy the homes of wildlife?ABuilding houses in the country.BPutting nest boxes in the backyard.CReleasing dirty water into a river.DCouples having many children

9、.BMore than two thirds of the worlds polar bears will be wiped out by 2050，according to a shocking new study.By then，scientists say，global warming will have melted 42 percent of the Arctic sea ice.By 2100，only a very few of these important creatures will be left.The report has been produced by the U

10、S Geological Survey.The scientists have publicized their findings in the hope of influencing US Interior Secretary Dirk Kempthorne，who has been asked to put polar bears on the US endangered species list.Polar bears depend on floating sea ice as a platform for hunting seals，which are their main food.

11、Without enough ice，polar bears would be forced to go onto the land，where they are poorly skilled hunters，and would be unlikely to adapt to the life on the land in time.Experts say few little bears would survive and the stress could make many females unable to get pregnant.The team of American and Ca

12、nadian scientists spent six months studying bears，on the ground，from spotter planes and in the lab，using computer models.Some team members fear the result is even worse for the bears than what their report says.They say the Arctic is warming faster than anywhere in the world and much faster than the

13、ir computer had been forecasting.Satellite observations have showed that the ice has decreased to an alltime low.However，not everyone in the scientific community believes that global warming is happening on such an alarming scale.Another investigation has found that polar bears are still being hunte

14、d by wealthy “sportsmen” who want their skins and heads.At least ten international companies offer bearhunting trips.【语篇解读】本文说的是由于全球变暖，北极熊有可能在这个世纪末就要灭绝了。4What do we know about Dirk Kempthorne according to the passage?AHe is an animal scientist.BHe is a protector of animals working for the US governm

15、ent.CHe was asked to put polar bears on the US endangered species list.DHe offered to put polar bears on the endangered species list.5Why will polar bears die out if there is not enough sea ice?ABecause polar bears cant catch enough food without ice.BBecause polar bears eat ice when they feel thirst

16、y.CBecause polar bears will be easily found by hunters without ice.DBecause most female bears are used to giving birth under ice.6After a sixmonth study，some scientists fear that Athere is something wrong with their computersBpolar bears will disappear even faster than they ever expectedCtheir compu

17、ter models are not as accurate as they expectedDglobal warming will destroy everything in the Arctic7What is this passage mainly about?AGlobal warming makes the whole world different.BHuman beings are responsible for the endangered species.CMost of the polar bears will be wiped out by the end of thi

18、s century.DScientists have found that most animals in the Arctic will die out by the end of this century.阅读七选五Food safety is a problem in all places around the world and people in different areas of the world prepare foods in different ways.The WHO released five simple rules for preparing food in a

19、safe way. 1Key 1 ：Keep clean.The first key tells about the importance of washing.People should wash their hands oftenbefore touching food，while they are preparing food，and any time after they go to the toilet.People should wash all surfaces and equipment used for preparing food. 2Key 2: 3People shou

20、ld separate raw，or uncooked foods from foods that are already cooked and foods that will not be cooked.People should store raw meat，chicken，and fish in containers，or in separate areas.Raw foods should not touch prepared foods.Key 3 ：Cook completely.People should cook eggs and meat，like birds，seafood

21、，and animals，especially carefully.These foods may carry more microorganisms than other foods.Food like soup must be boiled for at least a minute to make it be cooked completely.It is also important that people reheat cooked food completely.Key 4：Keep food at safe temperatures.When people are finishe

22、d with eating，they should keep the left food in a refrigerator below 5 and shouldnt store it for too long.At room temperature，about 20，the amount of microorganisms can increase very quickly. 4 They cannot grow as quickly in a very hot or very cold environment.Key 5：Use safe water and raw materials.5

23、 Damaged or old food may develop harmful chemicals as it gets older.ASeparate raw and cooked foods.BEat cooked food immediately while it is still hot.CThey call these rules the “Five Keys to Safer Food”DPeople should use safe water and choose fresh foods.EKeeping everything clean helps people to avo

24、id microorganisms.FPeople should also protect cooking areas and food from insects and animals.GBut temperatures above 60 or below 5% control the growth of microorganisms.【语篇解读】食品安全问题是一个全世界性的问题。不同地方的人用不同的方式准备食物，WHO发布了用安全方式准备食物的五项原则。.语法填空Tuan was a farmer.For decades，he 1. (struggle) to rid his family 2. hunger.However，3. always confused him 4. to expand the output of his crops.This 5. (disturb) problem led to his regretting being a farmer.He would rather have chosen another job