Devoted to their study many high school students little importance to sports.A. spareB.

问题补充：

Devoted to their study , many high school students little importance to sports.

A. spare

B. show

C. attach

D. allocate

答案：

A. spare

B. show

(答案→)C. attach

D. allocate

解析：本题考察动词辨析. A. spare 节约,分出 B. show显示,说明 C. attach 附加,系上 D. allocate 分配,制定.句意：由于专注于他们的学习，许多高中生对于体育运动不太重视。attach importance to 重视,对……给予重视.故选C。