Ⅱ.单项选择。（每小题1分，共15分）
21.Education is a lifelong process, ____ process that starts long before _____ start of school, and one that should be a necessary part of one’s entire life.
A. a; a B. a; the C. the; a D. the; the
22.—Tommy, what’s wrong with your pen again? There is little time left.
— The ink ______ come out.
A. doesn’t B. won’t C. hasn’t D. can’t
