We usually finish a sentence with a falling intonation.

在句子结束时我们通常会用降低的语调。

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Remember that a falling intonation (Ooo) means you are sure.

记住一个降的音调是表明你很肯定。

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Listen to these sentences spoken first with rising and then with falling intonation.

听以下的先是升调然后是降调的句子。

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