Why Husband avoid answers or replies to Wife's Questions?

Wife:  What would you do if I die? Would you get married again?
Husband: Definitely not!

Wife: Why not? Don't you like being married?
Husband: Of course I do.

Wife: Then why wouldn't you remarry?
Husband: Okay, okay, I'd get married again.

Wife: You would?
Husband: .......?

Wife: Would you live in our house?
Husband: Sure, it's a great house.

Wife: Would you sleep with her in our bed?
Husband: Where else would we sleep?

Wife: Would you let her drive my car?
Husband: Probably, it is almost new.

Wife: Would you replace my pictures with hers?
Husband: That would seem like the proper thing to do.

Wife: Would you give her my jewelry?
Husband: No, I'm sure she'd want her own.

Wife: Would she wear my shoes?
Husband: No, her size is 6.

Wife: ...Silence.
Husband: Shit.