首页 > 中学英语试题 > 题目详情
it is normal for parrots to talk, Einstein, a small bird, is unusual in that whenever she hears a ne...
题目内容:
it is normal for parrots to talk, Einstein, a small bird, is unusual in that whenever she hears a new word or sound, she repeats it over and over until she masters it.
A. As B. When C. While D. Since
本题链接: