_____ I toured Jiuzhaigou, I was deeply
问题:
_____ I toured Jiuzhaigou, 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
_____ I toured Jiuzhaigou, 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