题目内容
If you want to see a doctor, you fix a date with him ahead of time. That is a common __________ in the USA.
A. sense B. rule C. practice D. reality
C
练习册系列答案
相关题目
题目内容
If you want to see a doctor, you fix a date with him ahead of time. That is a common __________ in the USA.
A. sense B. rule C. practice D. reality
C