–What’s the noise ? It sounds as if it comes from upstairs.   --______. It must be the window-cleaner working , next door.         

—Why are you so late?—I was in half the way when it______to me that I had left my notebook home，so I had to fetch it.

 You can never imagine what great difficulty I have _____ your house. 

Was it _________ she said or something that she did ___________ you were angry at so much?

--Where did you see him for the first time?-- It was in the factory _________ we worked.