Useful language for oral tests

Explain what your topic is about at the beginning:
I’m going to talk about ...
I’d like to talk about ...

Introduction 
First of all,…
First,…
To start with ,…

Use these expressions to order your ideas:
First of all, ... Firstly, ... Then, ... Secondly, ... Next, ...

Use connectors
Also, In addition, moreover, besides, however, on the other hand…

Use these expressions to end up:
Finally, ...        To sum up, ...
Lastly, ...         To recap…                   In conclusion, ...