(1) We danced on the stage. We enjoyed it very much. (動名詞を使って1文に) (2) Ken was so hungry that he couldn't run. (不定詞を使ってほぼ同じ意味を表す文に) (3) He is so rich that he can buy that large house. (不定詞を使ってほぼ同じ意味を表す文に) aspic (4) I said to Emi, “Please sing a song for me." -"" (" のない不定詞の文に) Inpuold You need to take the medicine every morning. (It で始めてほぼ同じ意味を表す文に)