Here is the complete Renshuu B (Practice B) answer key for Minna no Nihongo I (Lesson 26) , along with the original question prompts and explanatory notes for each item.
「レポートを終わりました。見ていただけませんか。」 Asking for Advice Where to buy souvenirs.
Exercise 4 (Explaining the Matter): Uses どうしたんですか to ask what happened. Sample Answer: 頭が痛いんです。 (My head hurts).
to explain a reason, provide context, or seek clarification. [Plain Form] + んです Noun/Na-Adj: [Noun/Na-Adj] + なんです Tells the listener "The reason is..." or "It is that...". Minna no Nihongo Lesson 26 Renshuu B Answers 1. Sentence Completion (~n desu)