问题补充:
--- You are always full of . Can you tell me the secret?
--- Taking plenty of exercise every day.
A. force
B. energy
C. strength
D. power
答案:
A. force
(答案→)B. energy
C. strength
D. power
解析:考查名词:A. force 武力,B. energy精力,C. strength力量, D. power权力,句意:--你真是精力充沛,你能告诉我秘密吗?--每天锻炼。Be full of energy精力充沛。选B。