Definition of それ
- (n) that (indicating an item or person near the listener, the action of the listener, or something on their mind); it
万一それが起これば、君はどうしますか。
Should that happen, what will you do? - that time; then
それが高1の時だから17年が経ちました。
That was when I was in the first year at high school, so 17 years have passed since then. - there (indicating a place near the listener)
- you