As research techniques become more______(advance),the number of animals used in experiments may decrease,but stopping testing on

admin2011-01-31  31

问题 As research techniques become more______(advance),the number of animals used in experiments may decrease,but stopping testing on animals altogether is a long way away.

选项

答案advanced

解析 v.→adj.advanced:高级的。
转载请注明原文地址:https://jikaoti.com/ti/VGtfFFFM
0

最新回复(0)