—Jim, do you know the reason _____ Bob kept silent during the discussion?—I guess he was thinking about his sick dog. It might be dying.
It’s quilt.It’s white.
—How are you?--- _________.
— . — It’s a key.
下列字母中属于元音字母的一组是 。
在市场上购买衣服时,你看到的表示大中小号的字母依次是: