For example,... / For instance,...
Today, we would like to refer to three main areas...
This picture / chart shows...
We are going to divide this presentation into two/three main sections...
Let me give you an example, ...
Here I´d like to quote...
First, ... / Following this, ... / Finally, ....
To summarize, ... / In conclusion, ...
To illustrate this point, have a look at this table / chart / diagram
If you look at this slide / picture / graph now, you can see...
An example of this is...
Today, we´re going to talk about...
let´s now consider...
I´d like to turn to...
In this presentation, we´d like to look at...
As (name of an author) says in his/her book
According to...
I hope this presentation has given you some useful information / issues to think about
Having looked at (A)..., I´d now like to move on to (B)...
The subject / topic /theme of our talk is...
I´d like to finish by saying...