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what to say plan well in advance; 预先计划好; make sure you fully understand your role in the program; 保证自己充分了解在活动中的角色; devote care to structuring your speech logically; 认真地构思演讲,使其结构符合逻辑; devote care to setting the proper tone. 认真设定适当的基调。 |
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