My sister cleans the house from _____ to bottom when she is expecting visitors.
. He has left his book here on _____, so that you can read it.
. I remember her face but I cannot _____ where I met her.
The climbers _____ their ambition by reaching the summit of the mountain.
. It has always been the _____ of our firm to encourage workers to take part in social activities.
The most important _____ of his speech was that we should all work whole-heartedly for the people.