Dogs have a very good of smell and are often used to search for survivors in an earthquak

问题补充：

Dogs have a very good of smell and are often used to search for survivors in an earthquake.

A. sense

B. view

C. means

D. idea

答案：

(答案→)A. sense

B. view

C. means

D. idea

解析：本题考查的是名词辨析。A项sense表示“感觉官能”，本句中的sense of smell表示“嗅觉”；B项view表示“视野，想法，见解“；C项means表示“方法，手段”；D项idea表示“主意，想法”。本句的意思是：狗有着非常灵敏的嗅觉，经常被用来搜寻地震中的幸存者。故选A。