"perfect chances of verbs?" I haven't heard of that, ever, in my 73 years.
Is it possible that you meant "perfect tenses of verbs?"
One possible answer for consideration would be "auxiliary verb," such as "had," "have," and so on.
Answer:
6.fair and square I thought that Robertson had won the game honorably (without cheating).
7.kill you or cure you This medicine should cure you, but it may have negative side effects.
8.heart and soul Shirley believes in this policy completely.
9.leading a dog’s life I’ve been lonely since Mona went to Cincinnati.
10.face the music Benton decided to surrender and accept the consequences.
11.I know where you’re coming from I understand your concerns, Alan, but we still have to work within company policy.
12.come apart at the seams This contract isn’t going to satisfy the client (or stand up in court).
Explanation:
1. Is b I believe
2. Is a I believe