Use the word in brackets (the stem) to form a new word with which to fill the gap. To do this exercise, you need to decide if the word missing is an adjective, a noun, a verb, or an adverb. You might need to add a prefix or a suffix to the stem given in brackets too. Example,Throughout history, women have had (responsible). . . . . . . . . . . . . For healing the sick. We have "things" (concrete or abstracts) so we need a noun. Responsible is an adjective. . . We need another word in the family, but it has to be a noun. The noun is RESPONSABILITY. Answer: Throughout history, women have had responsability for healing the sick.