Ex 4:
1. He was born in 1660.
2. Yes, he did.
3. He lived on the island for four years.
4. He was 71 when he died.
Ex 5:
1. My bag is different from yours.
2. My shirt is the same size as yours.
3. Mary was invited to John's birthday party last week.
4. He isn't bought that bike.
Ex 6:
1. My bike is different from yours.
2. My shirt's color is the same as his.
3. Hoa was invited to Lan's birthday party last week.
4. I am not bought that bike.