Addressing a group of people requires organisation, enthusiasm, spontaneity, imagination, good humour, knowledge of your subject, analytical capacities and listening abilities.

• 要向一群人发表演说，你需要具备的条件包括:组织能力、热忱、自发性、幻想力、幽默感、对主题的熟悉、分析能力及聆听力。