有大小两个圆,大、小圆的直径比是2:1,那么大、小圆面积之比是( )
He wants ________ the History Museum.
—Is this ________ wallet? —Yes, i t’s ________.
Christmas ________.
What is the biggest animal _______ the world?
“He is as (像)strong as a horse.”中画线部分译为汉语应是_______.