C. 寫寫看:請照樣寫出 yong、yin。 寫寫看 請照樣寫出 Writing: Please write yong and yin. yong yong ④ ⑤ ⑥ ⑦ yin yin ④ ③ ⑤ ⑥ Let's Learn Chinese 學華語向前走 147