问题描述：
____ I toured Jiu Zhai Gou,I was deeply impressed with its beautiful scenery.
A.for the first time B.At first
C.It was the first time D.The first time
Which one?Why?
A.for the first time B.At first
C.It was the first time D.The first time
Which one?Why?
问题解答：
我来补答展开全文阅读