题目

My father seems to have a natural gift _____ treating frostbites(冻伤). ______ , he is able to cure it.     A. at; however serious a frostbite is           B. for; whatever serious a frostbite is     C. with; however a frostbite is serious         D. for; however serious a frostbite is   答案：D小安去外婆家有1000米，坐火车去比较合适． （判断对错）