I.
1.John has 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 got to the church for a wedding.
4.The story wasn't boring,was it?
5.Unless we don't try to save our sources of energy,they will soon end.
II.
1.I have a five-year old sister.
2.Nam is 10 cm taller than Mai.
3.No matter how she was hard-working,she failed the exam.
4.I and he speak the same language.
5.Despite her good performance,she didn't receive good comment from critics.