—It’s about 1.3 billion. And it’s growing ________.

A. How much; hours after hours　　　　  B. How many; hours after hours

C. How large; hour after hour 　　　　    D. How big; hour after hour

---Do you know ____________ the population of China is?
---Yes, it has the __________ population in the world, about 1.3 billion.

---Do you know ____________ the population of China is?

---Yes, it has the __________ population in the world, about 1.3 billion.

A．how much, most                        B．how much, largest

C．what, most                             D．what, largest

---Do you know ____________ the population of China is?
---Yes, it has the __________ population in the world, about 1.3 billion.

1. A.
   how much, most
2. B.
   how much, largest
3. C.
   what, most
4. D.
   what, largest