問題詳情
【題組】4.It is impossible to teach animals to use human languages because ______.
(A) they haven’t been taught to speak since they were born
(B) they do not have any memory, which is used to speak human languages.
(C) they do not live with people long enough to learn how to speak.
(D) their tongue, teeth and throats are not designed for speaking human languages
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)