extinct 什么意思

extinct什么意思 extinct 什么意思 英语语法 IFwolves _______become extinct if nothing________to pro extinct but already fully marine cetaceans are known from th extinct怎么电脑和音标发音不一样啊 ,which would otherwise run the risk of becoming extinct. thought .the team rediscovered 3 species thought extinct. Dinosaurs have been extinct from the earth,never__again A.se a species becomes extinct when the last existing member of t 零冠词定冠词问题 __ is in danger of becoming extinct .A) 英语翻译It became extinct shortly after human contact.it指剑齿虎主要是a 英语翻译An animal species becomes extinct when it fails to produ