听力音频： WS 043听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247502234&idx=7&sn=43d486b6c82319d6eece2b6c3c947645&chksm=cefad6f1f98d5fe778ea4d3...

WS 049C2

听力音频： WS 082听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247505474&idx=3&sn=133b1d1f34a59d63b08d98bf64881915&scene=21#wechat_redirect L1...

Tyrannosaurus rex: Predator or Scavenger? Tyrannosaurus rex was among the largest of the theropods, a group of mostly carnivorous (meat-eating) dinosaurs that roamed the Earth dur...

听力音频： WS 099听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247506766&idx=2&sn=9ab20a807feeec3f8ff833710eab903f&scene=21#wechat_redirect &n...

WS 046L4

听力音频： WS 053听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247503206&idx=1&sn=aeb53dce9343f9e9fdff246c91648882&chksm=cefad20df98d5b1bc1cbe70...

WS 046L1

听力音频： WS 079听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247504989&idx=4&sn=3537706261559f4c76086f00b539a180&scene=21#wechat_redirect ...

WS 043L5