Put the soup ______ the bowl.
A:in
B:under
植物顶芽的生长素可以向生长素浓度比它高的侧芽部位运输.在缺氧的条件下,其运输的速度减慢.这说明生长素的运输属于( )
仙人掌的叶呈刺形,这是对什么环境的一种适应( )
— Tom, who taught Chinese before you came to China?— Nobody. I learned it by .