Start from the beginning, play to the end of the second line, then start from the second line again, the last two bars of the second line don't play, directly skip to play the third line, play until the last line of the penultimate third bar, that is, in front of the D.C., the last two bars don't play, then turn back to start from the second line, play to the end of the second line, then play the second line again with the same as in the previous line, but the last two bars of the second line Not playing, skip playing the third line, play until the first two bars of the last line, then skip the third and fourth bars and just play the last two bars of the line.
The whole song ends.
This is too superficial a question for a beginner to ask, get your teacher to fill in the gaps. It's only a level 1 song and you're like this, so I guess it's going to be very hard work later on.
Go for it,.