9分达人阅读第61套P1-Why we need to protect polar bears

雅思听力真题第207套

  听力音频： Part 4-澳洲土著艺术家 Textile Design-填空音频 https://mp.weixin.qq.com/s/X8QWjv58jAsG0z6LzMTEmg Questions 31-40   Complete the notes below. Write ONE WORD ...

题目： Prairie Diversity 1 Prairies—the grasslands that once covered immense areas of central North America—were created and maintained by factors that favored the growth of g...

048Europe in the High Middle Ages讲解

9分达人写作第10套

052Features of Tropical Mammals讲解

9分达人阅读第44套P2-An Introduction to Film Sound

050Extinctions at the End of the Cretaceous讲解

雅思阅读第168套P3：Save Endangered Language