单词：look after piglets
护养仔猪
单词：look after piglets 相关文章
Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If
发表于:2018-12-02 / 阅读(99) / 评论(0)
2016年Scientific American(十二)月
2016年Scientific American(十二)月
Lesson 9 [00:03.77]第九课 [00:07.55]Just speak [00:08.48]说 [00:09.40]Lisa:Mum,here is a pet shop.Shall we look at the pets in it? Mum:Certainly. [00:13.14]Lisa:妈妈,这里有间宠物店.我们可以进去看看 宠物吗? 妈妈:当然可以了
发表于:2019-01-09 / 阅读(210) / 评论(0)
人教版小学英语五年级
人教版小学英语五年级
Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into childrearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If t
发表于:2019-02-14 / 阅读(72) / 评论(0)
2018年科学美国人1月
2018年科学美国人1月