高等继续教育 / 大学英语II
正确率:100%
题型描述: 单选题
We shall ask for samples _ _ _ _ _ _ _ and then we can make our decision.
A. to send
B. being sent
C. to have been sent
D. to be sent
We shall ask for samples _ _ _ _ _ _ _ and then we can make our decision.
A. to send
B. being sent
C. to have been sent
D. to be sent
参考答案: