It is using humans as guinea pigs

It is using humans as guinea pigs The world is now using 10 times as much wanter as it did 100 Guinea pigs能吃rockmelon（哈密瓜）吗? 英语翻译It is using its growing status as a knowledge-based econ the farm has more than twice as many cows as it has pigs这句话说 Theating animals as friends of us is important to us humans 英语题There is a picture of pigs on the stamp.It is a stamp wit as it is as it is 和 as it was leave it as it is We hope to improve our English_____ using it as much as poss Is it possible that humans will be cloned in the future