English question

1.Definition for guts: courage 【俚】勇氣,膽量,毅力
Example:
He has no guts.他沒有 膽量




2.Definition for nut: crazy person 【俚】瘋子;傻瓜;怪人
Example:
She is a nut. 她是 怪人



3.Definition for nuts : crazy 【俚】發瘋的,傻的

Example:
Teenagers like to get together and go nuts on Saturday night.
青少年喜歡在星期六晚上聚在一起做一些瘋狂事。

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There are some grammer mistakes on your sentences.
First one should be "He has the guts."佢好有膽.
Second one should be "He is nuts." 佢係痴線.
Last one should be "I'll go nuts if I have to wait for you again."
如果我再要等你,我會痴線.