1. Paul missed the train because he woke up too late (IF)
If
2. Although he was injured, he managed to finish the race (DESPITE)
Despite
3. The knives became rusty due to the damp air (MADE)
4. The old lady couldn´t move the table because it was too heavy (FOR)
The table
5. I didn´t know your number, so I couldn´t telephone you (IF)
If
6. Mary likes visiting old churches (FOND)
Maria
7. The party caused great excitement among the schoolchildren (ABOUT)
The schoolchildren
8. When I woke up, there was the usual sound of the baby crying (USUAL)
The baby
9. His aunt gave him somewhere to live for a couple of weeks. (PUT)
His aunt
10. It´s a cross-country vehicle with five doors (DOOR)
It´s
11. Tomas started working for the company 12 years ago (BEEN)
Thomas
12. If you don´t touch those wires, you won´t get an electric shock (LONG)
As