问题
选择题
--- 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
答案：B
题目分析：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。