Here are the sentences completed with the function words:
1. Sally was sitting on a thick branch of the tree.
2. The streets in our city are never empty of cars.
3. People can die from this disease.
4. What has happened to you?
5. We are proud of you.
6. What countries does France border with?
7. The Appalachians is a chain of mountains in the east of the USA.
8. Into what sea does the Volga flow?