Hi,
To show the content in slide one by one, you have to use the
Animation function.
First, display the specific slide:
Select the specific part of content, that has to be displayed in the step:
Click on
Animations and choose
Appear:
Then select the specific part of content, that has to be displayed in the next step:
And again click on
Animations and choose
Appear:
The preview of the slide should look like: