what is the difference between "do" and "make"? it's just situational

http://www.italki.com/question/202785 http://www.italki.com/question/193710 http://www.italki.com/question/124405

you just need to know below meaning： 一般认为，“做”表示具体的动作，“作”表示抽象的动作 Generally believed that "做" explains a specific action, "作" explains an abstract action for example： 作斗争、作说明、作比较 做功课、做记号、做工作 you can use any one ，every chinese person will understand also give you a website for checking word http://xh.5156edu.com/