問題詳情

II. 克漏字: 30% 
(A)The polar bear is the most well-known animal in the arctic (北極) marine ecosystem. ___11___ Latin name, Ursus maritimus, means “sea bear.” Polar bears ___12___most of their time on sea ice, where they ___13___ to find food. But their icy ___14___ is now gradually disappearing. ___15___ global warming, resulting from increasing levels of carbon dioxide (二氧化碳), sea ice in the Arctic is melting ___16___ in spring and forming later in autumn. ___17___, polar bears have less time on the sea ice to hunt for food___18___ their survival is at risk. ___19___ polar bears are not currently endangered, it is believed that they may disappear___20___ 100 years.
11.
(A) Whose
(B) Called
(C) Its
(D) With

參考答案

答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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