题目:They are reported ______ another oil fi eld in this area.
A. to have discovered
B. discovered
C. to be discover
D. be discovering
答案:评论后可见此内容
推荐使用我们的公众号搜索题目,题目更全,检索更方便。支持语音、图片、文字等多种搜索方式。