相關Americanpeopleha的文學知識

問題詳情：完形填空。閱讀下面短文，掌握其大意，然後從各小題所給的四個選項中選出最佳選項。Americanpeoplehavethehabitofsaying“Thankyou”whensomethingkindisdoneforthemorsomethingpoliteissaidtothem,nomatterhowe...