In order to stay warm during an extended period of time exposed to frigid weather a big heavy coat worn over normal clothing is

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问题 In order to stay warm during an extended period of time exposed to frigid weather a big heavy coat worn over normal clothing is not always the best method. If you are going to be spending a______period in the cold it is much better to dress in several lighter layers rather than in one heavy layer. By wearing layers the clothing acts______containment system for warmth. It takes body heat longer to escape layers than it does to escape one heavy layer. In addition, wearing a hat is recommended because most body heat is lost through the head and mittens are______to gloves.

选项 A、prefers
B、preferable
C、preference
D、prefer

答案B

解析 单词形态:形容词1.这是一道单词形态选择题,选项均为prefer的不同形式。2.空格前出现be动词,后面应接一个名词或形容词作补语。名词为同格时才可以使用,固定搭配“A be preferable to B”。意为“A比B更好”,因此(B)为正确选项。
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