题目内容
These remarkable findings suggest the elephants have ________ a memory capacity to make distinctions between human voices.
A. built up B. packed up C. brought up D. took up
练习册系列答案
相关题目
题目内容
These remarkable findings suggest the elephants have ________ a memory capacity to make distinctions between human voices.
A. built up B. packed up C. brought up D. took up