【简答题】We could not believe the _____ of the hotel receptionist, who had given our room to someone else.(stupid)
【单选题】非磁性钻铤是一种不易磁化的钻铤。其用途是为( )测斜仪器提供一个不受钻柱磁场影响的测量环境。 (A)虹吸 (B)陀螺 (C)非磁性 (D)磁性
【简答题】翻译 (1)They are preparing for the party. (2)Bob is arriving in London. (3)No matter what he said,we could not believe him.