注意：此页面搜索的是所有试题
题目内容
（河南理工大学—大学英语3）
多选题,8.3分]
This question is very ______to answer for us.
A.convenient
B.formal
C.difficult
D.formidable
This question is very ______to answer for us.
A.convenient
B.formal
C.difficult
D.formidable
参考答案