063Honeybee Society讲解

095Reconstructing Ancient Environments讲解

127The Multiplier Effect讲解

TF阅读真题第687篇The Carboniferous Atmosphere

TF阅读真题第719篇Did a Volcano Destroy the Minoan Civilization?

TF阅读真题第751篇Text in Dutch Painting

TF阅读真题第783篇The European Agricultural Revolution in the Sixteenth Century

TF阅读真题第816篇Characteristics of Seaweeds

TF阅读真题第848篇Wool production in Europe on the high Middle Ages

TF阅读真题第880篇Dutch Art and the Middle Class