精选优质文档-倾情为你奉上2016考研英语第三星期15 (*)To those who are unaware that animal research was needed to produce these treatments,as well as new treatments and vaccines,animal research seems wasteful at best and cruel at worst词汇突破:unaware 未认识到的,未觉察到的Vaccine 疫苗Cruel 残忍句子切分:To those/who are unaware that animal research was needed to produce these treatments,as well as new treatments and vaccines,/animal research seems wasteful at best and cruel at worst简化: To A, animal research seems waste