概念图是一种直观形象地表达知识结构的方式，它能有效呈现知识关联，有利于加深对知识的理解和快速记忆．如图是“生物多样性之间关系”的概念图，A、B、C三项共同组成了生物多样性．请分析，并回答下列相关问题：

情景交际

        A. that's too bad. 

        B I left my cell phone in one of the clothing shops.

        C It doesn't matter.  

        D You should go to the police station.

        E It wasn't there .

        F That's really kind of you. 

M: Why do you look so unhappy , Jane ?

W: I went shopping this morning .____

M: Oh,____ Did you get back ?

W: No, I didn't . I went back to the clothing shop and the shop assistant said that ____. I think someone must have taken it  

M: I think____         

W: I think so, too

M: Well, I can go there with you

W:____ Thanks a lot

M: Not at all . Let's go now

W: OK

下来有关内分泌腺和调节的叙述正确的是（　　）