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
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to link more related multi-character Chinese words!

kā, ká, kǎ, kà

first tune

kā

role; character 咖 kā

big shot; high profile person (modern Chinese slang) 大咖 dà kā
big 大 dà	role; character 咖 kā

Chinese characters also pronunced kā

third tune

kǎ

card wedge; stuck; jammed 卡 kǎ

greeting card 賀卡 hè kǎ
congratulate 賀 hè	card 卡 kǎ

get stuck into something 卡住 kǎ zhù
stuck; jammed 卡 kǎ	stop 住 zhù

truck; wagon; lorry 卡車 kǎ chē
truck 卡 kǎ	car; vehicle 車 chē