时态选择— Excuse me,look at the sign "NO PHOTOS"!— Sorry,I _____

-Excuse me .look at the sign NO PHOTOS!-Sorry,I_____it. Excuse me. Look at the sign "NO PHOTOS"! Sorry, I ___ it 为什么 Excuse me.Look at the sign "NO PHOTOS"!Sorry,I ___ it 为什么要用 --Excuse me ,look at the sign:NO PHOTOS! Excuse me.Please look at the sign“No parking!” Sorry,I ____ —Look at that sign“No photos!” —Oh,I’m sorry．I __________ it Excuse me.Please look at the sign "No smoking".--Sorry( ) it Look at the sign"No Photos!" Oh,I＇m sorry.I_it Look at the sign.It_＂No Photos＂ look at the sign,you can't take photos here.sorry——it 为什么填di -look at the sing NO PHOTOS!-sorry,I ___ it.选哪个原因? 填空题 --please look at the sign''NO SMOKING''--Oh,sorry,I_____