You can use different intonation to express different things.

你可以用不同的声调表达不同的事。

Today we are going to practice American intonation and rhythm.

今天我们来练习美式语调和节奏。

We use a rising intonation when we are asking for confirmation.

当我们要求（对方）确认时，我们用升调。

Do you hear the rising intonation at the end of phone and computer?

你听到电话和电脑结尾处的音调上升了吗？

The key to doing that correctly is using that rising intonation.

正确做到这一点的关键是使用升调。

Pay attention to the intonation for the question tags.

注意疑问句尾的声调。

And you should have good-sounding intonation patterns.

并且你应该有好听的声调。

The main thing to focus on is the intonation.

主要关注这里的语调。

It's great natural intonation, lovely connector.

这是非常自然的语调，非常好的关联词。

Intonation is the rise and fall in one's voice when speaking.

语调是说话时声音的起伏。