Unit 3 A healthy life using language课时作业

一. 完形填空

　　I tend to accept any idea put forward by experts on TV. One day，a sociologist proposed that the __1__ society has been consuming modern humans little by little. For fear that I would become a victim of the consumer society，I __2__ hurried to a bicycle shop in my neighborhood. __3__ the shopkeeper Mr. Johnson was selling me the bicycle，he said，"This is the best thing you __4__ have done. Life has become hopelessly __5__. A bicycle is simple，and it brings to you __6__ things：fresh air，sunshine and exercise. "I agreed. Happy as a child，I got on the bicycle and headed out onto the streets. After some time，I __7__ at the other end of the town. I was __8__ that this simple vehicle could let me __9__ long distances in a fairly short time. But how __10__ did I really go?

　　Since I hated to be __11__，I went back to Mr. Johnson and asked him to __12__ an odometer(里程表)on my bicycle. He agreed，but __13__，"An odometer without a speedometer(速度计)is like a __14__ without a knife. "I admitted he was right and in a few minutes，the two devices(装置)were __15__ to the handlebars of my bicycle. "What about a horn？"he then asked. "Look，this horn is no larger than a matchbox and has many __16__. "Attracted by these functions，I bought the horn.

"You can't leave the back part __17__，"noted Mr. Johnson. He