Americanpeopleliketosay“Thankyou”whenothershelpthemorsa...
問題詳情：Americanpeopleliketosay“Thankyou”whenothershelpthemorsaysomethingkindtothem.Peopleofmanycountriesdosotoo.Itisaverygoodhabit(習慣)．Youshouldsay“Thankyou”whensomeonepassesyouthesaltonthetable...