文档介绍：文档编制序号：[KK8UY-LL9IO69-TTO6M3-MTOL89-FTT688]
威学教育托福听力TPO分类及难度汇总
威学 教育 版权所有 托福听力备考
TPO21 L1 astronomy geocentric&heliocentric
TPO21 L2 PC science finding bugs during software developing process
TPO21 L3 biology insights about snake evolution
TPO21 L4 art history the style Alice Neel used to portray her subjects
TPO22 L1 history reasons for the formation of early states
TPO22 L2 astronomy attempts to solve a puzzle related to the sun
TPO22 L3 biology a proposal to reintroduce mega fauna of Pleistocene epoch
TPO22 L4 art history opportunities for mucisians in the 20th century
TPO23 L1 archeology an archeological discovery that changed an accpeted historical view
TPO23 L2 env science the impact of clouds on global temperatures
TPO23 L3 biology dolphin's organs whicl allow it to navigate under water
TPO23 L4 art issues on an assignment about screen dance
TPO24 L1 biology reasons for crocodile vocalizations
TPO24 L2 art history a pioneer of modern dance
TPO24 L3 archeology theories for the disappearance of mega fauna in North America
TPO24 L4 astronomy discoveries about the surface of Venus
TPO25 L1 biology strategies to help extinct species survive
TPO25 L2 art history a composer's experience and style in his lifetime
TPO25 L3 art history the process to decipher the hieroglyphic writing in ancient Egypt
TPO25 L4 biology explainations for animals' pla