Complete the sentences using the correct word from the box. so, since, because, as ivan wanted to build a flying ship, he went to the forest to try his luck. 2. ivan didn’t have any dinner to eat, mother gave him only a piece of stale bread. 3. ivan was polite with the old man he decided to help the young man to build the ship. 4. ivan quickly built the flying ship followed the advice of the old man. 5. old man helped ivan, he promised to take on the ship all people he saw on his way.
2)since
3)so
4)because
5)as