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  3. In order to stay warm during an extended period of time exposed to frigid weathe

In order to stay warm during an extended period of time exposed to frigid weathe

游客2025-06-13  25
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. [br]
选项 A、length
B、lengthy
C、lengthen
D、lengthening
答案 B
解析 单词形态：形容词1．这是一道单词形态题，选项均为形容词。2．空格内需填入一个形容词修饰名词period，因此(B)为正确选项。
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