国际交流英语视听说unit4课后答案

1、Unit 4 HousingFurther ListeningListening 1A | Listen to a talk about straw houses and choose the main idea of the talk.a. Builder Michael Furbish uses straw to make buildings.b. A straw house is another way to “go green.c. Straw bales are used to build houses and schools. Answer Keys Building a hous

2、e from wood means cutting down trees and damaging the environment. Straw is a kind of grass, and it takes little energy to grow.1. Why is straw a better material to build a house than wood?Listening 1 Answer Keys After the straw is dry, farmers use a machine to make baleslarge rectangular bricks of

3、straw. Then, builders build walls with the bales. When they finish the walls, they cover them with plaster inside and outside.2. How do people make straw-bale houses? Explain the process.Listening 1 Answer Keys Furbish used about 900 straw bales for his familys house. His company used about 4,000 ba

4、les to build an elementary school in Maryland.3. How many straw bales did Furbish use to build his familys house? And how many bales did his company use to build an elementary school in Maryland?Listening 1Answer Keys1. T2. F (You dont have to be a Mexican citizen to own property here.)3. TListening

5、 2Answer KeysListening 2Vacation Homes in Baja CaliforniaBenefitsWorries 2 coasts: Pacific Ocean and Sea of Cortez (sea life e.g. dolphins, whales, unusual fish) beautiful mountains and deserts (for hiking and sightseeing) more and more people move to B.C. (growth could damage environment) very dry

6、(enough drinking water for everyone?)Answer KeysBaja California has coasts on the Pacific Ocean and the Sea of Cortez, so tourists can enjoy sea life such as dolphins, whales, and unusual fish. Its beautiful mountains and deserts are also excellent for hiking and sightseeing.Listening 21. Why is Baj

7、a California popular for vacation?Answer KeysThe housing growth in Baja California may cause damage to the environment as more and more people move in. Baja California is also very dry, so having enough drinking water for everyone is another concern.Listening 22. Why are some people worried about th

8、e housing growth? In Barcelona, Spain, both visitors and residents of the city know about the architect Antoni Gaud. The Casa Mil is perhaps his best-known building. From the outside, the walls look like natural stone. On the roof, several large, unusual works of art are actually chimneysthey carry

9、away gases from cooking and heating from inside the apartments. The Casa Batll is another of Gauds apartment buildings. The outside of the building is very colorful, and its easy to see that Gaud was an artist as well as an architect. Not every apartment is spacious, but each apartment has a balcony, so residents can stand outside their bedrooms or living rooms and see the street below.Listening 3Answer Keys人有了知识，就会具备各种分析能力，明