题目内容：
It is rather _____ that the research team as a whole still has little idea about the cause of that fatal disease. A.rewarding
B.demanding
C.embarrassing
D.requiring
参考答案：
选择题：It is rather _____ that the research team as a who
- 题目分类：安阳师范学院-会计（专科）-大学英语
- 题目类型：选择题
- 查看权限：VIP
A.rewarding
B.demanding
C.embarrassing
D.requiring