Thank you for helping a lot.谢谢你帮了我这么多.
Have a good time in Beijing!祝你在北京过的愉快
They show great concern about my life and study 他们对我的生活和学习表现出极大的关心
Study hard ,your English will be better and better.努力学习,你的英语会越来越好.
With the help of Tom,I worked out the question.在汤姆的帮助下,我作出了这道题