Practise the Four Tones 读声调
Mandarin has four tones: flat, rising, falling-rising and falling. 普通话有四个声调：第一声高平、第二声上扬、第三声先降后升、第四声下降。
🎵 The Four Tones 四个声调
- ā 1st tone 第一声：High and flat（mā 妈）高而平
- á 2nd tone 第二声：Rising（má 麻）由中向高升
- ǎ 3rd tone 第三声：Falling-rising（mǎ 马）先降后升
- à 4th tone 第四声：Falling（mà 骂）由高向低降
📖 How to Practise 练习方法
- Tap a tone button, then repeat it aloud three times. 点击声调按钮听发音，跟读三遍。
- Compare all four tones of the same final side by side. 同一韵母的四个声调横向对比着听。
- Practised tones get a green check. 已练习过的声调会打上绿色对勾。
Tone Charts 声调点读（40 × 4）
Covers all simple finals, compound finals, nasal finals and whole syllables. 覆盖全部单韵母、复韵母、鼻韵母和整体认读音节。