Article in English: Before you actually ask your professor, read over the class syllabus and any other course policies. Sometimes professors will say if they automatically grant extensions, are willing to consider them in certain circumstances, or have a no-extension policy. Knowing what your professor’s rules are, and what they’re willing to do, will help you phrase your request correctly. A serious illness, like the flu, is a reasonable cause to ask for an extension. You don’t have to go into great detail about your illness; most professors won’t want to hear about this. Be aware that some professors to ask for a doctor’s note or other evidence, evident. Keep it simple. For example: “Professor Thompson, I came down with a bad flu over the weekend and need more time to work on my paper. Could I have an extension please? I’d be happy to show you documentation from the University Health Services." If there is a death or grave illness in the family, or some other unexpected hardship, this is a good reason to ask for a paper extension. Many professors would be willing to grant extensions in genuine cases of personal emergencies, but don’t abuse this possibility.  Try something like "Dear Professor Thompson, I'm sorry to say that last night my great Aunt Maude passed away. I'm with my family right now and will be attending the funeral. I was planning on completing my paper for your class tomorrow, but given the circumstances, could I ask for a two-day extension?" A professor may or may not ask for some kind of documentation of the emergency, so don’t go this route if you’re unable to back up your story. Professors understand that you may be taking several classes at once, and have other things going on in your life as well. Sometimes you need an extension because you are overloaded. It’s worth trying to ask for one if this is the case. Stress that you need this kind of extension to write a good paper, e.g. “I’m requesting an extension because I’m overloaded with three exams all taking place on the day the paper is due. I want to do...

Summary in Indonesian:
Pelajari kembali silabus materi dan kebijakan pengajarmu. Berikan bukti jika kamu mengaku sakit. Katakan dengan jujur jika kamu memiliki masalah personal. Beri tahu pengajarmu jika kamu kesulitan membagi waktu. Manfaatkan kekuatan jumlah. Berikan penjelasan yang sederhana.