If you want to see a doctor,you fix a da
题型:选择题
问题:
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.practice C.rule D.reality
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.practice C.rule D.reality