"How many elephants did you see?" "_____".
If you _____ your demand, then maybe you will have more chance of getting what you want.
His _____of the aeroplane was correct in every detail and could really fly.
The open university was started in order to help those who _____ having a university education when they were young.
The magician picked several persons from the audience and asked them to help him with the performance.
He has left his book here on _____, so that you can read it.