Сhoose the logically and grammatically correct option in each group of sentences.

Tick the correct answer.

1.

• I felt sorry for Oliver when I heard his story.
• I felt sorry for Oliver, after that I heard his story.
• I felt sorry for Oliver, and I heard his story.
• I felt sorry for Oliver, I heard his story then.

2.

• My brother wakes up, and his alarm clock rings before.
• My brother often wakes up, and his alarm clock rings after.
• My brother often wakes up before his alarm clock rings.
• And my brother wakes up, and before his alarm clock rings.