下列有关图1~图4的相关陈述中,错误的是( )。
A:种子萌发时,胚根最先突破种皮发育成图1中③
B:图2中蝗虫体表的外骨骼可防止体内水分的蒸发
C:由图3中的柱状数据分析可判断出,该器官是肺
D:图4组成了一个生态系统,小鱼能够永久地存活
Not only you but also he ____good at _____.
The World Health Organization has given some advice on how to protect us from infected(感染) with H7N9.
A: What are they?
B: They are ____.
A: Do you like ____?
B: No, I don't.