Question

There is ________ pollution in the world. We must stop it.

1. A.
   much too
2. B.
   too much
3. C.
   many too
4. D.
   too many

Answer 1

B
much too后接形容词、副词，too many后接可数名词复数，too much后接不可数名词，pollution是一个不可数名词，故选B。