I hope that ______ that I’ve been able to do is of some use to you.

—Excuse me, how can I get to the South Hill? — Oh, ________ of these buses will take you there, you can only take a taxi.

 I hate ________ when someone makes a mess of my learning materials on my desk.

I would appreciate____ very much if you could change the plan a bit to make it moreworkable.  

—How do you like the book?—It's quite different from ________ I read last month.