Susan decided not to work on the program at home because she didn’t want her parents to know what she_____.

---It was dangerous to throw that bottle out of the window. You could have hurt someone.---I’m so sorry! I _______ .

So far this year we ________ a fall in house prices by between 5 and 10 percent.

— Have you finished your composition already?— Yes. I ______ it in twenty minutes.  

--- I saw your uncle take a taxi to the airport. Why didn’t you drive him there ? --- I ___. But my car ____.