AIDS is said the biggest health challenge to both men and women in that area over the past few year...
2023-02-15 21:25:11 16次 2006年高考试题（湖北卷）解析版 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
AIDS is said
the biggest health challenge to both men and women in that area over the
past few years.
A. that it
is B. to
be C. that is has
been D. to have been
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