YOU SAID:
If you turn on that light switch I will appear
INTO JAPANESE
そのライトスイッチをオンにすると、私は表示されます
BACK INTO ENGLISH
When I turn on that light switch, I will see it
INTO JAPANESE
私がそのライトスイッチをオンにすると、私はそれを見るでしょう
BACK INTO ENGLISH
When I turn on that light switch, I will see it
You've done this before, haven't you.