- 问题详情:Communicationandtransportationnetworksbringpeoplesometimespeoplethemselvescreatesomecountries,lawsstoppeoplefrom_61_(move)freelyfromplacetoplace.Inthepast,manygroupsofpeopleweredeniedthe_62_(free)totravelbecauseoftheirrace,religion,ortriesals...
- 18541