By conducting experiments on brave volunteers, Walter Reed was able to identify the particular kind of mosquito that carried yel

admin2012-07-30  35

问题 By conducting experiments on brave volunteers, Walter Reed was able to identify the particular kind of mosquito that carried yellow fever.

选项 A、thin
B、hearty
C、curious
D、courageous

答案D

解析 勇敢的
转载请注明原文地址:https://jikaoti.com/ti/w9msFFFM
0

随机试题
最新回复(0)