问题
选择题
All animals in nature must learn to to a changing environment in order to survive.
A.attach
B.adapt
C.respond
D.turn
答案
答案:B
题目分析: A. attach附上,贴上, B. adapt适应,改编,C. respond回答,回应,D. turn转身,转变,句意:自然界的所有的动物为了生存都能适应改变的环境。所以选B。