___he has limited technical knowledge ,the old worker has a lot of experience .0 - 解决时间：2007-5-30 22:25 A.SinceB.Unless C.AsD.Although为啥不能用AS?

分类: 作业答案 • 2022-02-15 20:50:37

问题描述：

___he has limited technical knowledge ,the old worker has a lot of experience .
0 - 解决时间：2007-5-30 22:25
A.Since
B.Unless
C.As
D.Although
为啥不能用AS?

答