题目内容：
They __ ______ good friends and often visited each other. A.are used to being
B.are used to be
C.used to being
D.used to be
参考答案：
选择题：They __ ______ good friends and often visited each
- 题目分类：河南城建学院-水文与水资源工程-英语 C（一）
- 题目类型：选择题
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A.are used to being
B.are used to be
C.used to being
D.used to be