In English speech, and often we need to answer the audience the issues raised by the audience to ask you a question, you need a flexible brain, our speech is not just to talk about the finish on the line, you need to other people's problems to improve their speech content and speech center. Therefor

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In English lecture, needs us to reply frequently the audience raises question, when the audience asked a your question time, you need a nimble cerebrum to reply, not only our lecture only is needs to say said the line, needs to use others question to consummate own lecture content and the lecture ce

In English, we often need to answer questions raised by the audience, when the audience time to ask you a question, you need a flexible brains to answer our speech is not just about finished on the line, someone else's problem was needed to improve its presentation and Lecture Center. Therefore, whe

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