求助信句型: 1) i am writing to you, on behalf of the students union, to ask for help for our schoolmate.2) li ming is now confronted with the following difficulties.3) on no account can we see our friend suffer without giving him a hand!4) he’s in desperate need of your help.5) anyone who wants to offer help can contact us at…dear friends,i am writing to you, on behalf of the students union, to ask for help for our schoolmate, li ming. he is seriously ill and has to have a lung transplant at once. to make things worse, his family is quite poor.li ming is now confronted with the following difficulties. to begin with, he cannot afford the medical expenses. his family doesn’t have a good financial background. moreover, his parents have already borrowed a lot of money to send him to university. in view of their low income and severe financial situation, we hope you can show your sympathy. in addition, his family is far away and he needs someone to take care of him day and night instead of his parents who are thousands of miles from here. only under careful care can our friend recover from his disease.on no account can we see our friend suffer without giving him a hand! he’s in desperate need of your help, especially in financial donations to help pay his expenses. anyone who wants to offer help can contact us at 65123312 or you can email us by firstname.lastname@example.org. please act without delay!yours sincerely,zhang weimingchairman of the students unionl useful expressions1) as some of you may know, lucy, a lovely girl student, a junior from the department of fine arts, has been seriously ill.2) your help is urgently needed.3) you can contact 2335648 in the daytime and 2335658 at night.4) her family is too poor to afford the expenses, which totaled 120,000 yuan.