jia, add, jian, take away, cheng, times, chuyi, divided by, jiafa, addition, jianfa, subtraction, chengfa, multiplication, chufa, division, xiexie, thanks, bukeqi, you are welcpm, dubuqi, sorry, meiguanxi, no worries, zaijian, bye, nihao, hello, nihaoma, how are you, wohenhao, I am good, putonghua, official Chinese language, Hanmierdun, Hamilton, Hanmierdunnanzigaozhong, HBHS

activity 2

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