IT’S THE FIRST TIME I’VE BEEN TO A FLOWER SHOW.A. I HAVEN’T BEEN T...
19. It’s the first time I’ve been to a flower show.
A. I haven’t been to a flower show before.
B. It’s the first time I’ve seen so many flowers.
C. I haven’t been to a flower show for years.
D. This is the first flower show I know.