Combine the sentences using to-infinitive.

1. Don't expect that everybody will understand you. It's unreasonable.

2. We can't guess what will happen. It's impossible.

3. Everyone can learn some simple sentences in English such as 'How are you?' or 'Thank you'. It's easy.

4. You should take a map with you when travelling in a foreign country. It's necessary.

5. You can finish the project on your own. It's possible.