英语智力题目there is a thing that is the first to pity and the las

是英语文字游戏吧?
there is a thing that is the first to pity and the last to help.
1、P----pity的第一个字母和help的最后一个字母.
which letter can travel all round Hawaii?
2、
what is the end of everything
3、G---everthing的最后一个字母
what is the beginning of nothing
4、N---跟上面一个同样的道理
what part of new york is in chicago
5、O---new york和chicago中只有一个字母O是相同的
which is the most self -centered letter of the alphabet
6、A---alphabet中A出现过两次,其他字母都只是一次
what letter is like 12o'clock?
7、
本人愚钝,有两个想不出来,见谅!国庆快乐!

字母
o