I can let you go, as long as you can finish this task by the deadline.
我可让你走,只要你在最后的限期前完成任务。
I am sorry you feel sad.
抱歉,让你伤心了。
I want to ask you for your advice. When I leave school, I want to be an engineer. For years I have been interested in engineering. I have made tools at home and have written articles for magazines. My father says that engineering is not a suitable subject