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!

zhēng, zhéng, zhěng, zhèng

first tune

zhēng

argue; dispute; compete for 爭 zhēng

strive; make efforts 掙 zhēng

struggle 掙扎 zhēng zhá
strive 掙 zhēng	strive 扎 zhá

conquer go on an expedition 征 zhēng

cook by steaming 蒸 zhēng

Chinese characters also pronunced zhēng

third tune

zhěng

whole; complete 整 zhěng

save; rescue 拯 zhěng

fourth tune

zhèng

upright; positive 正 zhèng

political affairs 政 zhèng

disease; illness 症 zhèng

proof; evidence certificate; certification 證 zhèng

Chinese characters also pronunced zhèng