Be yourself everyone else is taken
1:北京 běi jīng
2:三月十一日 sān yuè shí yī rì
3:上海 shàng hǎi
4:八月十六日 bā yuè shí liù rì
Since I am Chinese, I am sure my answer is correct. I hope you can adopt it. Thank you.
Age. How old they are when they start learning is very important.