— How do you find your English teacher? — She is always full of as though she never knew

问题补充：

— How do you find your English teacher?

— She is always full of as though she never knew tiredness.

A. strength

B. force

C. energy

D. spirit

答案：

A. strength

B. force

(答案→)C. energy

D. spirit

解析：本题考查名词的辨析。strength“力量，强度”；energy“精力，能量”；force“力量，力”；spirit“精神，志气”。句意为：她总是精力充沛，仿佛从不知疲劳。）