①登臺(tái)主持亮相(修飾儀表;引導(dǎo)開(kāi)會(huì)) ②現(xiàn)場(chǎng)應(yīng)變(創(chuàng)造良好的情境;防止哄場(chǎng);控制時(shí)間) ③圓滿收結(jié)(肯定演講;感謝聽(tīng)眾)