alternate incline and press
alternate db press and db incline
alternate close grip press, pushdown, and skullcrusher
alternate drag curl with chinup, side curl with cross curl, and incline curl with spider curl
alternate wide grip row with close grip pulldown, and wide grip pulldown with close grip row
alternate facepull with upper row, and lat raise with reverse pec deck
alternate machine crunch, ab wheel, and cable crunch