Emin olduğunuz yerde soru işareti koyun.
- Where you're sure, put question marks.
Bir sorunun sonuna soru işareti koyman gerekir.
- You need to put a question mark at the end of a question.
The end of the sentence is missing a question mark.
- Es fehlt ein Fragezeichen am Ende des Satzes.
This sentence requires a question mark at the end.
- Dieser Satz verlangt am Ende ein Fragezeichen.