求英语达人帮忙翻译一段话

I can't handle a better job;all the works I can do are either tensive or low payment,or both.I feel like I'm not going to be like this anymore.In October,I found graduate exam was getting enrollment,after considering for a while,I finally decided to join this exam of graduate candidate test.But when I was doing my math exam,there's only two things in my mind:the fuck is this,the fuck is that.

I can't do better jobs; but what I can do is either too tiring or low-paid,or even the both.
I think I have to change my situation. In October, I registered for the postgraduate entrance exams after a long period of consideration.
However, when I was working on the math problems，I had only two feelings：
what （the fuck）is this and what （the fuck）is that.
手工翻译。。。

I can't do those decent jobs, and what i can handle are those laborious or low-paid jobs, or both. Well, I don't think i should keep doing like this. This October, the postgradute entrance exam begins, and after thinking about it a little bit, i finally made up my mind to sign up. However, when i was doing maths problems, there were only two feelings: what's this, and then, what the fuck is this again?

I can do better job. And I am not able to work too tired is the salary is too low, or tired and not a low salary. I think I can't again so continue. In October, I saw one's deceased father grind to sign up this year, after some consideration, I finally decided to take part in the postgraduate entrance examination. But when I start to do math problem, I only have two kinds of thoughts: what's this (his mother), the (mom) is he

I can not component the job which is fine, and the job I can do is too tired or with low salary. I feel I can not go on like this. In October, I noticed the begining of the spostgraduate enrollment. after some consideration, I finally decided to join the Graduate Record Examination after serious consideration. I have only two thoughts when I started to do the math: what is it? What is that, too?