15．–Howcolditis!Iwonderhowgras-优题课

题文

15．– How cold it is! I wonder how grass survive under such heavy snow．
--Don’t worry．There is a lot of air in loose snow which _______．

A．keeps out the cold	B．keeps the cold away
C．keep off the cold	D．keep the cold up

科目英语题型单选题难度较易

知识点：动词的辨析

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