21____________, education is about learning and the more you learn, the more equipped for life you are.

A.     As far as I concerned              B. As far as I am concerned

C.      So far as I am concerned           D So far as I was concerned

22. He has _______ letters to answer. He has to work from morning to night.

A.     much       B. a great deal of      C. masses of      D. the number of