1 . A certain famous actor donated a good sum of money and began _____school in this village, where many local children begin ____school at a proper age.

A．a, a

B．/,a

C．the,/

D．the, a

2 . People have realized that they should go on _____ balanced diet and do _____ exercise every day.

A．a; /

B．the; an

C．the; the

D．/; an