出口换汇成本通常表明每收入一个（）所支出的（）数额。
A.美元；美元
B.人民币；人民币
C.人民币；美元
D.美元；人民币
参考答案：D
句型转换（共5小题；每小题2分，满分10分）
小题1: In my opinion, education should teach our children the skills they will need in the future.
In my opinion, education _____ ______ teach our children the skills they will need in the future.
小题2:In fact, I landed in Britain by chance.
In face, I landed in Britain _____ ______.
小题3:The Taj Mahal was built in the 1600s to memorize the emperor’s wife.
The Taj Mahal was built in the 1600s _____ ______ ______ the emperor’s wife.
小题4:He seems to be enjoying himself.
It looks ______ ______ he were enjoying himself.
小题5:My father tells me that helping others is the most pleasant thing.
My father tells me nothing is ______ _____ _______ helping others.
（）的按摩可以松弛皮下神经、减轻肌肉的疼痛和紧张感。
A.快速
B.缓慢
C.有节奏
D.轻柔
