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题目内容
（河南财经政法大学-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
