高等继续教育 / 电子商务英语
正确率：100%
题型描述: 单选题
It is not ＿＿＿＿＿＿ for me to return all the books to be the library now because I still need some of them for my research.
A.difficult
B.continuous
C.sufficient
D.convenient
It is not ＿＿＿＿＿＿ for me to return all the books to be the library now because I still need some of them for my research.
A.difficult
B.continuous
C.sufficient
D.convenient
参考答案：
佳题速递：