题目

短文填空;阅读下面短文，并借助上下文补充所缺信息。每个空格只能填写一个形式正确、与短文内容意思相符的英语单词。 It was Christmas time in 2008. It was snowing hard and very 1 . It was a very special Christmas for me—you see Mom never owned a new coat. Mom got ill when she was a young child and she became disabled. One of her legs was larger than the 2  . At times she would have trouble walking, but she never complained. Mom always treated my friends with kindness and they were always welcome at our house anytime, even when I 3   at h下列说法中正确的是（　　）A. 任何化学反应都能设计成原电池B. 手机上用的锂离子电池属于一次电池C. 原电池中的阳离子向负极移动D. 把锌粒放入盛有盐酸的试管中，加入几滴氯化铜溶液，气泡放出速率加快