电子传递中生成ATP的三个部位是（）。

A.FMN→CoQ，Cytb→CytC，Cytaa3→O₂

B.FMN→CoQ，CoQ→Cytb，Cytaa3→O₂

C.NADH→FMN，CoQ→Cytb，Cytaa3→O₂

D.FAD→CoQ，Cytb→CytC，Cytaa3→O₂

E.FAD→CytB，Cytb→CytC，Cytaa3→O₂

---What ____ the population of China ?

---China has a population of 1.3 ____.

A．is, billions

B．are; billions

C．is; billion

D．are; billion