题目内容：
Until then, his family __________ from him for six months.
A.didn't hear
B.hasn't been hearing
C.hasn't heard
D.hadn't heard
参考答案：
答案解析：
选择题：Until then, his family __________ from him for six months.
- 题目分类：教师资格
- 题目类型：选择题
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