gonna,gotta和wanna分别是什么意思？

这是口语的连读,所以普通小字典里查不到,其实前面三位都解释了.

gonna = going to ,一般是这么用,
somebody's gonna do something 某人将要做什么了

gotta = got to ,
I've gotta go home 我该回家了

wanna = want to ,
somebody wanna do something 某人想要做什么

gonna 将要 （=going to）
gotta 必须 (=have got to)
wanna 想要，希望 (= want to)

going to
got to
want to

gonna=going to
gotta=got to(a)
wanna=want to