Yesterday,asIapproachedthefrontdoorofourpubliclibrary,a...
問題詳情：Yesterday,asIapproachedthefrontdoorofourpubliclibrary,awhitehairedgentlemansteppedbacktoholdthedoorforme. Yousee,Ihavetogoeverywherethesedayswithawalker,andfolksareconstantlyholdingoropeningd...