Americanswithsmallfamiliesownasmallcaroralargeone.Ifbot...
问题详情：Americanswithsmallfamiliesownasmallcaroralargeone.Ifbothparentsareworking,theyusuallyhavetwocars.Whenthefamilyislarge,oneofthecarsissoldandtheywillbuyavan(住房汽车)Asmallcarcanhold(容纳)fourpe...