The passage mainly discusses . The phrase "biological carbon copies" (para. 4) refers to .

admin2009-06-24 29

问题 The passage mainly discusses ______.
The phrase "biological carbon copies" (para. 4) refers to ______.

选项 A、physical characteristics of real market value
B、body tissues
C、cloned animals
D、stem cells

答案C

解析

转载请注明原文地址:https://jikaoti.com/ti/R4xsFFFM

公共英语五级笔试

相关试题推荐

随机试题

最新回复(0)