MrSmithshastwosonsOn的精選

問題詳情：閱讀表達；閱讀下面的短文並用英語回答問題。      MrSmithshastwosons.Oneissevenyearsold,andtheotherisfive.Onemorningduringtheholiday,whenMrSmithiscleaningthecar,hisyoungersoncomesandaskshimf...