完形填空 通读下面短文，掌握大意，然后从短文后各题所给的四个选项中选择能填入相应空白处的最佳选项。 Th...
问题详情：
完形填空 通读下面短文，掌握大意，然后从短文后各题所给的四个选项中选择能填入相应空白处的最佳选项。
The bicycle is one of the 1 yet most useful inventions in the world. The surprising thing is that it was not 2 earlier, although the great inventor Leonardo da Vinci （达*奇）had drawn pictures for bicycles and also for flying machines and some other things. Those things were not produced 3 long after he died.
A person riding a bicycle uses 4 energy （能源）to make the bicycle move, and there is no pollution at all when you are riding. Even so, in developed 5 , most people don’t travel to work by bicycle. It is not because the bicycles are expensive or people feel 6 if they ride to work. It’s because 7 cars on the roads becomes larger. It certainly becomes 8 to ride a bicycle. As a result, more people put their bicycles away and go to work 9 their cars and, in this way, the situation （情形）is made worse. 10 the best way to make riding safer and more popular is to build roads only for bicycles, and to make 11 so difficult and expensive 12 drivers to take their cars into the city that they will go back to using their bicycles.
1. A. simple B. simpler C. simplest D. more simple
2. A. invent B. inventing C. invented D. to invent
3. A. before B. when C. since D. until
4. A. much B. quite a lot of C. very little D. many
5. A. world B. countries C. land D. earth
6. A. lucky B. glad C. sorry D. tired
7. A. the number of B. a number of C. this kind of D. all kinds of
8. A. safer B. more dangerous C. much dangerous D. safe
9. A. by B. in C. use D. drive
10. A. Hardly B. May be C. Perhaps D. Nearly
11. A. it B. them C. us D. that
12. A. of B. for C. in D. on
【回答】
1C 2C 3D 4C 5B 6D 7A 8B 9B 10C 11A 12B
知识点：人物传记 故事阅读类
题型：完型填空
