The following video demonstrates each syllable of the pinyin structure
and the exercise of pinyin/zhuyin with basic Chinese 4-tune pronunciation

Mandarin pinyin tunes
Click the framed calligraphic Chinese symbol icons
to link more related multi-character Chinese words!

dōu, dóu, dǒu, dòu

first tune

dōu

all; altogether 都 dōu

all the same 都一樣 dōu yí yàng
all 都 dōu	the same 一樣 yí yàng

go around in an area 兜 dōu

drive or ride around for fun 兜風 dōu fēng
go around 兜 dōu	wind 風 fēng

third tune

dǒu

dipper 斗 dǒu

Big Dipper, Ursa Major constellation 北斗七星 běi dǒu qī xīng
north 北 běi	dipper 斗 dǒu	seven, 7 七 qī	star 星 xīng

shiver; tremble 抖 dǒu

tremble; shivering 發抖 fā dǒu
cause; induce 發 fā	shiver; tremble 抖 dǒu

Chinese characters also pronunced dǒu

fourth tune

dòu

bean 豆 dòu

tofu; bean curd 豆腐 dòu fǔ
bean 豆 dòu	rotten; spoiled 腐 fǔ

tease; elicit laughter 逗 dòu

cause to smile 逗笑 dòu xiào
tease 逗 dòu	laugh 笑 xiào

fight 鬥 dòu

combat; fight 戰鬥 zhàn dòu
battle; fight 戰 zhàn	fight 鬥 dòu

Chinese characters also pronunced dòu