If he's dead set on questioning relatives, he can do it by phone.
Nothing. Fitzgerald was dead set on busting some kids with booze so he'd have something juicy to brag about at the next day's debate.
How often he is at a dead set!
I think that the man is at a dead set who has got through a knot-hole or gateway where his sledge load of furniture cannot follow him.
If you aren't dead set on using Mavis Beacon to play typing games or improve your typing, there are any number of typing games you can play free online.