can you help me with this desk 你能帮我搬这张课桌吗
would you lend me your bike 你能把自行车借给我吗
would you mind opening the door for me 把门打开好吗
i‘ll wait for you at the gate of our school.我在我们学校门口等你.
i’m sorry to have kept you waiting. 很抱歉让你久等.
i wish you a merry christmas and a happy new year. 祝你们圣诞快乐，新年愉快.
the same to you. 祝你同样快乐！hello！how is ur study going？！
hi！long time no c！how are u？！everting goes well？！
how u doing？！(how are u！)
thank u for ur help！i really appreciate that！
may i help u？！
could u give a favor！
would u mind opening to door for me please？！
have u had a good day？！
how was ur day？！-----not bad /it‘s great！/brilliant/wonderful/excelent！
i’ll waite u for u outside！no hurry！take ur time！
have a good day！----the same to you！
isn‘t it a great day？！
merry christmas！----merry christmas ！