英语选择题选哪个,最重要解释原因look at the sign ,boy!you can't stay here,it

英语选择题选哪个,最重要解释原因look at the sign ,boy!you can't stay here,it's dangerous
选哪个,最重要解释原因
look at the sign boy,you can't stay here,it's dangerous
sorry,i _____it .i won't do it again
A.don't see B.didn't see C.won't see D.haven't seen