This type of bamboo grows very fast and it will take only three to five years _____ it can be used i...
2022-12-30 00:41:39 172次 2012-2013学年辽宁省五校协作体高三上学期联合竞赛英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
This type of bamboo grows very fast and it
will take only three to five years _____ it can be used in various fields .
|
A．before
|
B．since
|
C．when
|
D．as
|
本题链接：
