【单选题】. When talking about his road to success in an interview, he owed his success ______ his mother.
【单选题】The winner of the Grand Slams said that he had owed his success to many people,____ his parents . [ ]
【单选题】He owed his success to luck more than()capacity.
【简答题】电池片焊接中电烙铁的温度应控制在 ________________ 。
【简答题】(1+0.12+0.23)×(0.12+0.23+0.34)-(1+0.12+0.23+0.34)×(0.12+0.23)=______.