Let's play - 咱们玩儿吧 (zánmen wánr ba).
It would depend on the exact meaning of "play" you wish to use, as English uses the same word for many different things.
Play: 玩 or 玩儿 (wánr).
Play a trick on someone: 捉弄某人 (zhuō nòng mǒu rén).
Play ball-games with the hands: 打 (dǎ).
Play cards or mah-jong: 打 (dǎ).
Play Chess: 下 (xià).
Play football: 踢 (tī).
Play instrument with fingers: 弹 (tán).
Play instrument with bow: 拉 (lā).
Play wind instrument: 吹 (chuī).
Play music (tape/cd): 放 (fàng).
Play a part/act: 扮演 (bàn yǎn).
With your hands
It is impossible to say who was the first person to play Chinese, or any other, music.
Mandarin: tan gang qin
It mean river it is a ancient name in china
i want to know how to say my name in Chinese
希望 is how you say wants in Chinese.
i do not know how to say that in chinese but i speak this language.
To say "chess" in Chinese is as follows: 棋
the way to say Chinese in spanish is chino
It depends. If you want to say "play basketball" for example, you say da lanqiu. The da (forth tone) means to hit. If you want to say "play soccer" for example, you say ti zuqiu. The ti (third tone, I think) means to kick. It is different again for play music, play board games etc. Check the link for a good website to find exactly what you are looking for.
To say thankyou in Chinese is si si . In Chinese the isounds like long e.
"rènshinǐhěngāoxìng" is how you say "I am pleased to meet you" in Chinese.