stage fighting / fighting scene

very useful / of great help / of much service / very profitable / very helpful / very wholesome / very valuable / very instructive / of great use / very rewarding

very useful / of great help / of much service / very profitable / very helpful / very wholesome / very valuable / very instructive / of great use / very rewarding

of great use / of great help / of much service / very helpful

cultivating a large land area

cultivate large land area

preparing fairly thick slices of [raw fish]

prepare fairly thick slices of [raw fish]

large frame / large build / large physique

large frame / large build