There is no reason why you shouldn’t tell them beforehand that you are leaving.

题库:综合类 类型:最佳选择题 时间:2017-07-03 03:10:29 免费下载:《简单单选》Word试卷

There is no reason why you shouldn’t tell them beforehand that you are leaving.
A.in advance
B.ahead
C.before long
D.early

本题关键词:T管,t-PA,T形,T波,T株,头颅T,S-T段,RAEB-t症,T形管,T蛋白;