题目内容：
As is known to us all, _______ lion is in _______ danger of becoming extinct.
A.the, a
B.the, 不填
C.a, 不填
D.不填, the
参考答案：
答案解析：
选择题：As is known to us all, _______ lion is in _______ danger of becoming extinct.
- 题目分类：教师招聘
- 题目类型：选择题
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