【单选题】下列各项中,不应计入营业成本的是( )。
【简答题】What makes the man take off his hat and coat?A. None of them makes the man take off his coat
and hat. B. Both the wind and the sun makes the man take off his coat
and hat. C. The wind makes the man ta...
【单选题】—______ hat is that? —It's his hat. [ ]
【判断题】实际过程中,能量会被浪费而减少,所以要节能。
【判断题】实际过程中,能量会被浪费而减少,所以要节能。