【简答题】Six Americans are working on a new highway. But this highway won't have any traffic.It's an 'ice highway' to the South Pole. The team has just finished a second year of work on the 1,020-mile highway....
【简答题】A goverment study recommended a national highway systerm of33,920 miles,and congress passed the Federcal-Aid Highway Act of 1944,which called for strict,centrakky controlled desert criterra.