21. --- Honey , I’m awfully sorry . I’ll never do that again .
--- Don’t waste my time any more . I’m telling you the last time . __________
A. We’re through . B. That’s OK . C. What a pity ! D. Never mind !
22. The abrupt change of the climate has drawn __________ worldwide attention to __________ benefit of green energy .
A. a ; / B. / ; the C. a ; the D. the ; /
