ManyAmericanpresidentsinthe19thcenturywereborninpoorfam...
问题详情：ManyAmericanpresidentsinthe19thcenturywereborninpoorfamilies.Theyspenttheirchildhoodinlittlewoodenrooms.Theygotlittleeducation.WashingtonandLincoln,forexample,neverwenttoschoolandtaughtthemsel...