— Yes, of course. I am very good at _______ English stories.
A:say, talking
B:tell, saying
C:speak, telling
D:talk, speaking
六位数1803a6能被12整除,则a=( )
判断电流通过导体产生的热量,下面公式选用正确的是( )
对作匀速直线运动的物体,下列判断错误的是( )