A:雄蕊
B:雌蕊
C:花药
D:花被
I have a____.
一Doctor, is there anything wrong with my eyes?
一No. is OK.
小朋友们在游乐园玩碰碰车,每辆车可以坐2个人,9辆车可以坐几个人?
下列关于亚洲气候的叙述,错误的是