Question

-What do you know about the world’s population?

-I know China and India are the countries ________more than one billion．

1. A.
   with a population of
2. B.
   with populations
3. C.
   that have populations of
4. D.
   which has a population of

Answer 1

D
考查定语从句和with短语作定语的句型。只有C项既合语法又合逻辑，D项错在主谓不一致。