English Conversation Practice - A Lazy Colleague

Greg: I can't believe I have to finish Tom's work again.
Ben: Why do you keep doing it for him?
Greg: If I don't do it, it'll never get done.
Ben: He's such a slacker. He doesn't do anything at all.
Greg: I don't know why the boss doesn't fire him.
Ben: I know why. He's the boss's son.
Greg: What a loser!
Ben: Don't let our boss hear you say that.
Greg: I don't care anymore.
Ben: Just don't finish his work and see what the boss does.

1. What does Greg have to do again?
Give another presentation
Finish Tom's work
Work late
Meet with the boss

2. Who is the slacker?
Tom
Greg
Ben
The boss

3. Why hasn't the company fired the slacker?
He owns the company
He is the boss
He is the boss's cousin
He is the boss's son

4. What does Ben tell Greg to do?
Tell the boss
Quit
Don't finish Tom's work
Yell at the Tom