I would like to thank you for all the help you gave me during this past seme

I would like to thank you for all the help you gave me during this past seme
I would like to thank you for all the help you gave me during this past seme

I would like to thank you for all the help you gave me during this past seme
最后一个词是semester的话
就是
我很感谢你在过去的这个学期给予我的帮助