quite与so怎么区别

George and Betty didn’t have much money, but they wanted to buy a car. Betty didn’t have a 48 , so she was always finding ways to save money. She 49 vegetables in her garden so that she wouldn’t have to buy any . She made sandwiches for George to 50 to work so that he wouldn’t have to buy his lunch. Every day George took the bus to go to work and go home. It was not a long trip 51 the bus was slow because of the traffic. One day ,the traffic was even 52 than usual. “I could run faster than this bus!” thought George. The next day 53 work he decided to have a try. He went to the bus stop but didn’t take a bus. He ran along beside it on the sidewalk .He had to run （quite还是so） fast to 54 the bus. He arrived home. Betty was 55 to see him panting（气喘）. She was worried. “What’s the matter?” “I ran along beside the bus,” said George. “ I saved two dollars and fifty cents without paying the fare.” He thought it would make Betty 56 , but it didn’t. “ 57 didn’t you run beside a taxi?” she said, “You would have saved six dollars!” （）48．A．work B．job C．child D．house （）49．A．grew B．gave C．bought D．knew （）50．A．make B．carry C．bring D．take （）51．A．or B．and C．but D．so （）52．A．larger B．bigger C．worse D．better （）53．A．after B．before C．since D．until （）54．A．get out of B．get along with C．come up with D．catch up with （）55．A．excited B．surprised C．interested D．bored （）56．A．tired B．sad C．clean D．happy （）57．A．When B．What C．Why D．Where

48.a 49.a 50.d 51.b 52.c 53.b 54.前面用quite，该题选 b 55.b 56.d 57.c

badbca(quite)dbdc 那个quite根据语境得的，具体不知道怎么用语法解释