Conclusion
It is necessary to signal to the audience clearly that the presentation is being concluded. The last sentences should focus on summarising and evaluating the main points of the presentation and presenting recommendations.
Finally
Lastly
Last but not least
The main points that have been made are…
Just before concluding Iʼd like to say…
To conclude
To end up
To sum up
To summarise
Repeating and rephrasing information at the end of the presentation helps clarify information presented. The main aim of the talk should be recalled and the major points touched upon. It is unwise to introduce new information in this final section. In the end, it is polite to thank the audience.