2018--2019学年人教版选修七Unit 3 Under the Sea using language课时作业(6)
2018--2019学年人教版选修七Unit 3 Under the Sea using language课时作业(6)第2页

7.A.on B.for C.in D.with

8.A.light B.flexible C.optimistic D.outgoing

9.A.gaining B.achieving C.developing D.obtaining

10.A.prevent B.protect C.save D.free

11.A.suggested B.demanded C.required D.insisted

12.A.presence B.practice C.patience D.potential

13.A.hopefully B.certainly C.finally D.naturally

14.A.key B.breaking C.basic D.turning

16.A.horse-riding B.football C.speech D.farming

17.A.in return B.in brief C.in turn D.in fact

18.A.convey B.overcome C.understand D.build

19.A.express B.stress C.contribute D.repeat

20.A.besides B.beyond C.like D.with

答案

1.D 2.B 3.B 4.A 5.C 6.D 7.B 8.A 9.C 10.A 11.A 12.B 13.C 14.D 15.D 16.C 17.C 18.B 19.A 20.D 

第二节 阅读理解

  Cities usually have a good reason for being where they are, like a nearby port or river. People settle in these places because they are easy to get to and naturally suited to communications and trade. New York City, for example, is near a large harbour at the mouth of the Hudson River. Over 300 years its population grew gradually from 800 people to 8 million. But not all cities develop slowly over a long period of time. Boom towns grow from nothing almost overnight. In 1896, Dawson, Canada, was unmapped wilderness(荒野).But gold was discovered there in 1897, and two years later, it was one of the largest cities in the West, with a population of 30,000.

Dawson did not have any of the natural conveniences of cities like London or Paris. People went there for gold. They travelled over snow-covered mountains and