He received ten days’ __________ to leave the office because he was often late for work.

The most important _____ of his speech at the G20 summit was that we should all unite to fight against the financial．

There is ______ in our office that when it is somebody’s birthday, they bring in a cake for us all to share.

 We have to keep       with the changing times.

You have been sitting on my hat and now it is badly out of     _____      .