Составить 5 предложений сложноподчиненных на английском языке

1. He was absolutely sure that his friend would pass his English exam very well.

2. Yesterday we discussed the film which we had seen some days ago.

3. The boy explained to the teacher that he had forgotten his textbook at home.

4. We knew that the delegation from the United Kingdom would arrive in our town in a week.

5. My brother said that he had not read the book they were talking about.