【本单元例句呈现】
(1) --- Why do you like pandas? --- Because they're very cute.
    — 你为什么喜欢熊猫？— 因为它们很聪明。
(2) --- Why does he like koalas? --- Because they're kind of interesting.
    — 你为什么喜欢考拉？— 因为它们有几分趣味。
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