帮忙翻译一下下面这几个英文句子，谢谢！！

1.我一定要感谢那些在我处境艰难时支持我的所有人（stick by）
I am obliged to thank all those who sticked by my side when I was in such a difficult situation.
2.这是一次重要搭败的会议，请务必不要迟到。（see to it that）
Please see to it that don't ever be late for the important meeting.
3.这些科学家把一生都奉献给了科学，并为科学事业作出了巨大的贡献。（devote）历如
These scientists have devoted all their lives to science and have make great contributions to the science industry.
4.直到现在，有些学生连简单的英语都不会说，更不要说写英语文章了。（much less）
Up to now, some students still can't even speak simple English, much less English articles.
5.不管花多少钱，我们都要尽最大的努力营救汶川地震中的每一个受害者。（肢枝启regardless of）
We have to try our utmost efforts to save and rescue every single victim in the Wenchuan Earthquake regardless of the financial costs.

1. 我一定要感谢那些在我处境艰难时支持我的所有人（stick by）
I must thank those who stuck by me when I had a time.

2. 这仔咐是一次重要的会议，请务必不要迟到。（see to it that）
This is an important meeting, please see to it that no one shows up late.

3. 这些科学家把一生都奉献给了科学，并为科学事业作出了巨大的贡献。（devote）
These scientists devoted their whole life to science, and they made great contributions to the scientific cause.

4. 直到现首氏在，有些学生连简单的英语都不会说，更不要说写英语文章了。（much less）
Up till now some students still cannot speak simple English, much less to write articles in English.

5. 不管花多少钱，我们者戚散都要尽最大的努力营救汶川地震中的每一个受害者。（regardless of）
Regardless of cost, we will try our best to rescue every victim in the Wenchuan earthquake.

1. I have to thank for those who still stood by me when I had a hard time in some stage.
2. This is a very important meeting, please see to it that do not be late.
3. These scientists debote all their lives to the technology and really make a huge contribution.
4. Until now, some of the students can not speak very simple English, much less write something in English.
5. We have do our best to save every victims during the earthquake area of Wenchuan regardless of how much money we spend.

1. i must thank those who stick by and support me in hard times.
2. please do not be late, see to it that it's an important meeting.
3. these scientists devoted their whole lives to science, and made tremendous amount of contributions to the science world.
4. up until now, some cannot even speak simple english, much less writing english essays.
5. regarless of how much money it takes, we will put in our best effort to rescue every single victim in the wenchuan earthquake.