Unit 5 Using Language & Assessing Your Progress 课后习题--高中英语人教版（2019）选择性必修第一册.docx

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1、Section Using Language,Assessing Your Progress & Video Time一、根据句意及首字母或汉语提示填写单词1.The expert gave me advice on diet and (营养).2.Some people prefer buying o vegetables nowadays.3.The plan received (广泛的) support throughout the country.4.I think his ideas lack (深度).5.We have to get to the (根源) of the prob

2、lem.6.I e agree with what you said.二、用所给短语的适当形式填空for instance,in turn,come up with,be rich in,turn to1.My classmate a good plan at the meeting yesterday.2.The area wildlife.3.What would you do,if you found a student lying?4.Please the next page and read the passage.5.We sang the song .三、阅读理解Youre in

3、 a bit of a dilemma standing in front of the produce section of your local supermarket.In one hand,youre holding a conventionally grown Granny Smith apple.In your other hand,you have one thats been organically grown.Both apples are firm,shiny and green.Both provide vitamins and fibre,and both are fr

4、ee of fat,sodium(钠) and cholesterol(胆固醇).The conventionally grown apple costs less and is a proven family favourite.But the organic apple has a label that says “USDA Organic”.Does that mean its better?Safer?More nutritious?Become a better informed consumer for your next trip to the supermarket.Sever

5、al differences between organic and non-organic foods exist.The word “organic” refers to the way farmers grow and process agricultural products,such as fruits,vegetables,grains,dairy products and meat.Organic farming practices are designed to encourage soil and water conservation and reduce pollution

6、.Farmers who grow organic produce and meat dont use conventional methods to fertilise,control weeds or prevent livestock disease.Here are other differences between conventional farming and organic farming:Conventional farmingOrganic farmingApply chemical fertilisers to promote plant growth.Apply nat

7、ural fertilisers to feed soil and plants.Apply insecticides to reduce pests and disease.Use beneficial insects and birds to reduce pests and disease.Give animals antibiotics(抗生素),growth hormones(激素) and medications to prevent disease and promote growth.Give animals organic foods and allow them acces

8、s to the outdoors.Use preventive measuressuch as a balanced diet and clean housingto help minimise disease.*Organic or not?Check the label.The US Department of Agriculture(USDA) has established an organic certification programme that requires all organic foods to meet strict government standards.The

9、se standards regulate how such foods are grown,handled and processed.Any farmer or food manufacturer who labels and sells a product as organic must be USDA certified as meeting these standards.Only producers who sell less than $5,000 a year in organic foods are exempt(免除) from this certification.If

10、a food bears a USDA Organic label,it means its produced and processed according to the USDA standards.The seal is voluntary,but many organic producers use it.1.The main purpose of the passage is to .A.promote the sales of organic foodsB.inform people that organic foods are better for their healthC.c

11、ompare conventional and organic foodsD.persuade people to become informed consumers2.According to the passage,organic farming is intended to .A.improve the quality of the soil and waterB.take the place of the traditional agriculture entirelyC.prevent livestock from getting disease more effectivelyD.

12、adopt environmentally-friendly methods to grow plants and feed animals3.Which of the following methods belongs to organic farming?A.Using chemicals to kill insects and prevent disease.B.Using rotted plants as fertilisers to promote plant growth.C.Using growth hormones to speed up animals growth.D.Us

13、ing pesticides to reduce insects and disease.4.From the passage we know the organic certification programme .A.is not meant for the produce of all producersB.makes it a must to attach a USDA Organic labelC.sets restrictions on the sales of organic produceD.requires all foods to satisfy the strict go

14、vernment standards四、七选五阅读理解Universities are doing everything they can to become a green campus.But there are also items students can do to make your campus more eco-friendly.1.Recycle everything,especially paper!There is a large amount of paper a college student goes through per semester.1 We know t

15、hat this cant be avoided,but the way you handle the use of all the paper can really help create a better green campus.2.Buy in a green way.2 Paper,cleaning products and water are products that can be bought as recycled goods.Theyre slightly more expensive than the normal products,but its worth makin

16、g a green campus.3.Walk or bike to school.Most campuses,especially those that are trying to become a more eco-friendly campus,have pretty good public transit(公共交通系统).3 Walking or biking will help make your campus green.4A water bottle can be refilled at any water fountain.This will protect the envir

17、onment by decreasing the amount of plastic waste on your campus.5.Buy used clothing.It is usually thought of as something to do to save money.5 Recycling clothes minimises the use of resources to make clothing and puts a dent in the problem of worldwide sweatshops.A.Carry a water bottle.B.It is also

18、 good for the environment!C.Buy recycled goods as much as possible.D.Paper made of this kind of wood is much stronger.E.On top of that,almost all universities are pedestrian-friendly.F.It includes class notes,term papers,student newspapers and so on.G.Universities call on all the students to learn t

19、o recycle all the waste paper.五、选词创境运用下列写作词汇,自己创设一个语境,形成一个小语段。nutritious,nutrition,poverty,organic,essential,mineral,grocerySection Using Language,Assessing Your Progress & Video Time一、1.nutrition2.organic3.widespread4.depth5.root6.entirely二、1.came up with2.is rich in3.for instance4.turn to5.in turn

20、三、【解题导语】“有机食品”一词对我们来说耳熟能详。但有机食物和普通食物在农业生产过程中到底有怎样的差异,并不是每一个人都很清楚。1.C主旨大意题。文章由第一段的两个苹果就引出了conventional farming和organic farming的不同概念,下文就这两种事物进行了对比,故该文章的写作目的是告诉人们传统食品与有机食品的差别。2.D细节理解题。文章表格中对传统农业和有机农业做法的对比体现了有机农业的优势:在对环境有益的基础上生产健康的食品。由此可知,有机农业旨在通过对环境有益的方法进行生产。3.B细节理解题。根据表格右栏中的“Apply natural fertilisers

21、to feed soil and plants.”可知,B项正确。A项中的chemicals,C项中的hormones以及D项中的pesticides均不符合有机农业的要求。4.A细节理解题。根据最后一段可知,并非所有农产品的生产商都要给他们的产品进行有机认证。四、15 FCEAB五、In the past,poverty kept people from getting enough nutritious food.Now,to keep healthy,people prefer to buy organic food in grocery.They think it contains enough minerals and nutrition,which are essential for our health.3学科网（北京）股份有限公司