The dog has always been noted for ______. The article does not mention whether the scientists’ experiments with dogs have _____

admin2008-11-13  39

问题 The dog has always been noted for ______.
The article does not mention whether the scientists’ experiments with dogs have ______.

选项 A、benefited animals other than dogs
B、served man
C、helped other dogs
D、contributed to medical knowledge

答案A

解析 利用排除法完成本题。B、C、D在文中已提到。
转载请注明原文地址:https://jikaoti.com/ti/nsBYFFFM
0

随机试题
最新回复(0)