我正在为毕业论文苦恼英文

C.不要受后文影响.前文的“look!"暗示该行为是现在正在发生的事.故用现在完成事. （根据我的经验,过去进行时多表示在过去一段时间内的持续动作,要有明确的上下文逻辑关系才可选）——个人见解

This article from the cost management concept and realistic significance to talk about, and lists the modern enterprise system cost management principles should be followed. Then on to enterprise cost management of five kinds of methods are analyzed systematically introduces concluded that modern enterprise cost management commonly existing problems! Finally based on mentioned problems, this paper puts forward the countermeasures of modern enterprise cost management, in order to achieve continuous reduces the production cost, mining enterprise potential, improve the economic benefit of enterprise : modern enterprise system, Enterprise cost; Management mode

A Thesis Submitted as a Partial Fulfillment of the Requirement for the Degree of B. A./B. S. in ***这是标准的学士学位毕业论文的说法，.代表文学学士，.代表理学学士，***处填上专业。

The practice is also just prepare graduation thesis

Thesis For Graduation毕业论文Thesis For Academic Degree学位论文Thesis表示比较严肃的文章，是带有一定目的的，研究性的文章。学位论文，研究报告。

Now ,I'm busy with the at the same time I also have to prepare the dissertation for graduation.现在，我正在忙着实习工作，同时也还得不为我的毕业论文做准备。

“论文”一词的英文表达很多，通常因场合、用处不同而有不同的表达，下面罗列了几种，请楼主斟酌一下那一种是适合自己。*dissertation（博士学位）论文，（专题）论文，学术演讲：长而正式的论文，尤指大学里由博士学位攻读者所写的论文；学位论*disquisition专题论文；专题演讲，专题讨论：关于一个论题的正式讨论，常为书面形式*thesis命题论文：尤指出于获得学位的研究需要而改进原来观点以作为研究成果的论文*discourse（学术）讨论，研讨用的论文*paper作业形式的，为达到某一目的或效果（如学位）而写的