Their (first name) are Dan Dan and Yuan Yuan

Their (first name) are Dan Dan and Yuan Yuan wo yi jing you le nv peng you,dan shi xin hai zai yuan fang Ben and Dan are good friend.（改为一般疑问句） yuan Jim and Lily ---- their bikes to the park Dan and Jack --- m 英语翻译Zhang Dan and partner Zhang Hao took China's first Olymp Yuan Longping developed the world's first popular and widely 请问Richard Yuan 这个英文名字哪个是first name,哪个是second name? They are five yuan Big erasers are just two yuan（）and the small only one yuan.A 英语阅读more and more people around the world are joining in dan how many yuan are they?how much yuan are they