These are short dialogue completions. The answers here are "examples," as some variation is possible, but they show the intended grammatical flow.
Some platforms (like Obenkyo, Bunpo, or Anki shared decks) include N4 answer keys linked to Minna no Nihongo exercises. n4 minna no nihongo answer
Exercise: Fill in the blank. Q: 田中さんは 漢字が ＿＿＿ます。(書く) A: 書けます (kakemasu) These are short dialogue completions