____ I toured Jiu Zhai Gou,I was deeply impressed with its beautiful scenery.

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?

D
第一次看见
C,错在后面有逗号,不能用强调句
B 意思错,at first 起初
A 在句子中做了状语,与原意不符