阅读理解。Whenyouhaveadinnerparty，whatshouldyoudo?Thefollowi...
问题详情：阅读理解。Whenyouhaveadinnerparty，whatshouldyoudo?Thefollowingwillhelpyou.Trytoopenthedoorforeachguest(客人).Ifsomeoneelseanswersthedoor,gotowelcomeyourguestsassoonasyoucan.Alwaysoffertotakethe...