Продолжить предложение 1. on defence you 2. hockey sense is 3. when your opponent has the puck мне надо,

On defence you should be careful to avoid getting penalties.
Hockey sense is a very important skill to learn, in addition to technical skills.
When your opponent has the puck it's essential to see the entire game scheme, not just the person.

1. On defence you should be careful to avoid getting penalties.
2. Hockey sense is a very important skill to learn, in addition to technical skills.
3. When your opponent has the puck it's essential to see the entire game scheme, not  just the person.