— Wang Yang.
A:This is
B:I am
C:That's
D:He's
完全相同的8块橡皮,每块橡皮的长、宽、高之比为4∶2∶1。小明同学在水平桌面上把它们摆放成了如图所示的四种形式,其中对桌面压强相等的是( )
— Let's ________ football this afternoon.
— Sorry, I like going __________.
命题p:(x-1)(y-2)=0;命题q:(x-1)2+(y-2)2=0,则命题p是命题q的( )