--How many people are there in the city? --_______.
Can you _________ who has taken it away?
---Have you returned the book to the library ____? ---Yes, I have ____ returned it.
He is very ________today. Look, he is laughing _________.
We would like you ________ and we look forward _________ you.
There is a new bridge ________ the river in front of my house.