______ of personalpreference

He was often seen _________ with charity work lastyear.

t it verydifficult to carry on the work all by myself. —Icould have helped you, but you _____me to.

Believe me, all your efforts will _______ some day. — Thanks for your encouragement.

Which of the new books do you like better—I like ______ of them, because they’re of little use to me.