1. This is an interesting film. I want to see it again and again.

This is such an interesting film that I want to see it again and again.

2. The lesson is very difficult. Nobody can understand it

the lesson is so difficult that nobody can't understand it

3. My brother was very excited about the trip. He couldn't sleep

my brother was so excited about the trip that he couldn't sleep

4. My sister has a beautiful voice. We all like to hear her sing

my sister has such a beautiful voice that we all like to hear her sing

5. There were a lot of guests. There wasn't enough food

there were such a lot of guests that there wasn't enough food