I/1. John has been chosen for the school football team.
2. The teacher doesn't speak slowly enough for me to understand.
3. This is the first time he has gone to the church for a wedding before.
4. The story was intersting, right?
6.Unless we don't try to save them, our sources of energy will soon end.
II/1. I have a five-year old sister.
2. Nam is 10cm taller than Mai.
3. No matter how hard she studied, she failed the exam.
4. I and he speak the same language.
5. Despite her good perform, she didn't receive good comment from critics.
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