Dark glasses are sometimes worn to the eyes from strong sunlight .A. protestB. guarantee

问题补充：

Dark glasses are sometimes worn to the eyes from strong sunlight .

A. protest

B. guarantee

C. protect

D. prevent

答案：

A. protest

B. guarantee

(答案→)C. protect

D. prevent

解析：这题考查动词辨析：A. protest抗议B. guarantee保证C. protect保护D. prevent防止，句意是：有时戴墨镜是为了保护眼镜不受强光的伤害。选C。