First off, you have to have understanding and collect accurate information from reliable sources on the subject that you want to the presentation. After that, you should sum to her brief information on slides and photos. Second, you have to have confidence presented before many people, verbal fluency, must always believe and defend their opinions. Fourth, you should pay attention to body language, check the freedom of movement and created the friendly gestures, besides Let's choose not too picky. And finally, you practise regular presentations to enhance skills.
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