Choose the correct word to complete each sentence1. It was hard physical

Choose the correct word to complete each sentence
1. It was hard physical job/work ,you know, lifting people, helping them
2. I got my first job/work as an assistant receptionist in a hotel
3. It wasnt a very well-paid job/work, but then first jobs/works often arent
4. I thought it was a great opportunity/ possibility to get some work experience
5. And on some possibilities/occasions I was left on my own as the person in charge of the whole of this enormous hotel