0674名無しさん@英語勉強中 (ワッチョイ 9fbd-okpm)垢版 | 大砲2018/09/17(月) 15:35:24.42ID:zb4+E6yV0 I play tennins for three hours. I have played tennins for three hours. I have been playing tennins for three hours. I played tennins for three hours. for〜という継続期間が示される場合、最初の現在形のみ、非文という理解でいいでしょうか?