wonder和wanna和want to的用法与区别

wonder
Wonder用法
(1) 后接“who, what, why等疑问词引导的宾语从句”、“疑问词+不定式”时,表示“想知道”.如：
The teacher wondered why she was late. 老师想知道她为什么迟到.
He wondered what happened. 他想知道发生了什么事情.
I”m just wondering how to do it. 我正想知道怎么做那件事.
(2)后接“that引导的宾语从句”、“不定式短语”时,表示“感到惊奇；对……感到惊讶”.如：
I wonder that he was off office.我对他下岗感到惊讶.
I wonder to see her looking so cheerful. 我很惊讶地发现她如此高兴.
(3)后接if或whether引导的宾语从句时,表示一种委婉的请求或疑问.如：
I wonder if you would mind giving me a hand. 我想知道你是否介意助我一臂之力.
(4)后接at 或about表示“感到惊异；感到疑惑”的意思.如：
I wonder at your allowing her to do such a thing. 我对你允许她做那样的事感到惊异.
I wonder about my future.我对我的未来感到疑惑
wanna = want to
一般而言,wanna被看成是美国英语里的俚语.两组词的区别主要在于使用的场合与语境.
want to
want sb. to do sh.
想让某人作某事
want to do sh.
想做某事
want to be
想成为
want sh.
想要