1 . 人们很难理解，狗是如何通过其非凡的嗅觉来体验和回应这个世界。（It）（汉译英）
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3 . 既然我们都住在一个屋檐下，我们应该学会如何和睦相处。
Now that we all live under one roof, we should learn ________________.

5 . 科学家和研究人员积极投入到对它们的调查研究中，试图解开金字塔是如何建成的这一世界之谜。（同位语从句）
Scientists and researchers ________________ and study of them, trying to solve the mystery ________________.

6 . Discoveries made during the latest excavation of Pit No.1 at the Mausoleum of Qin Shi Huang, China’s first emperor, have allowed Chinese archaeologists to gain more insight into ________ the world-famous Terracotta Warriors and their weapons were made. (用适当的词填空)

7 . Directed by two Chinese vloggers, the three-episode series tells the story of ______ a Chinese cultural relic escapes from the British Museum and finds its way back to China. (用适当的词填空)

8 . 你怎样安全上网并且避免网上糟糕的经历？(汉译英)
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9 . __________ hard he tried, he failed as usual __________ he’d been cursed by the adversity (厄运).

A．Although; in case	B．How; so that
C．However; as though	D．However; even though

10 . As he proudly signed his name at the bottom of the page, Beethoven tried to imagine _______ people would respond when they heard it _________ the first time.(用适当的词填空)