Complete the sentences with the correct form of the expressions below.1. We were taking a walk in the countryside when we ____________________ a lovely pub which we didn't know about.2. If you buy a large house, you can __________________ some of the bedrooms to students.3. It was a very large bed, so I lay down and _________________________.4. I'd love something to drink, but we've _______________________ coffee, so I'll have to go and buy some.5. We got to the airport, ________________ and then went through passport control.