1 . The Day of the Dead, an ancient Mexican festival, is not a sad day, but____time to celebrate ____ cycle of life.

A．a, the

B．不填, the

C．不填, a

D．the, a

2 . —What about _____ job?
—It’s too difficult _____ job for me.

A．the; a

B．the; the

C．a; the

D．a; a

3 . Chinese culture has become ________ interest for people all over the world since the Shanghai Expo and many foreigners are discovering ________ history of China.

A．the；/

B．an；the

C．an；/

D．the；the

4 . 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