A:载体数量、能量
B:能量、载体数量
C:载体数量、离子浓度
D:能量、离子浓度
There is a common belief among the students in our school ______ they should try their best to learn and reach the peak of their academic performances.
把抛物线y=x2向右平移1个单位,所得抛物线的函数表达式为 ( )
下列各句中,没有语病的一句是( )