“间”也是描述建筑单体规模的量词,即四柱为一间。( )P107
参考答案:对
下列方程中,无论a取何值时,总是关于x的一元二次方程的是( )
A.(2a-1)(x2+3)=2x2-2
B.ax2-2x-9=0
C.ax2+x=x2-1
D.(a2+1)x2+x=0
Which choice is wrong?()
A.He hasn’t any tickets for the football match.
B.He hasn’t got any tickets for the football match.
C.He doesn’t has any tickets for the football match.