Twolittlechildrenweresittingbythefireonecoldwinter’snig...
问题详情：Twolittlechildrenweresittingbythefireonecoldwinter’snight.Suddenly,theyheardaknockatthedoor.“Whocanitbe?”theywondered.Oneran 61 (curious)toopenit.There,outsideinthecoldandthedarkn...