Americans love cars．They go everywhere in them．8 5％of people in the US go to and from work by car. And most adults have driving licenses．Why does this car culture exist?
How it started
America’s love of cars started after the war(战争)when soldiers returned home from World War II to rebuild their lives．They borrowed money from the government to buy houses and cars which became the symbols of status(地位)．The more money they had，the bigger their cars were．
Making of roads
During the war，President Eisenhower noticed what good roads Germany had．He decided to build new four-lane(四车道)roads in America．He said if something happened suddenly，the two-lane roads wouldn’t be able to carry all the cars that would suddenly leave the cities．Car and oil companies liked his idea and building started．
Car lover
Not just teenagers are crazy about cars．Some Americans love their cars so much that they paint their cars beautifully .These are called Art Cars．Every April there is an activity in Houston，Texas，where they show their cars．
Pollution
Cars have polluted the environment．American President Bush refused a worldwide law that is against pollution．Many countries were angry about it．Bush said he had to think of the American economy(经济)and all the American people that make money from cars．Factories say they want to make cars that pollute less．But others say making cars that pollute less will never be as good as having fewer cars．
【小题1】When did Americans begin to love cars?   

根据句意，用所给单词的适当形式填空。                                                                                                                                                                                                                                                                                                                                                                                                                        

81. Tom caught a bad cold and was ____________(terrible) ill last week.

82. The necklace _________ in the box is made of diamond. (hide)

83. Thank you for making such wise ___________(decide).

84. At last, all my friends reached the top of the mountain          (success) in last travel to Huangshan.

85. It's __________(honest) of him to copy others' homework.