

冬の間、牛にはほしくさを食べさせます。
納屋にほしくさを積んでおきました。
雨が降る前にほしくさを運ばなければなりません。
"ほしくさ(干草)" is in the lesson "Domestic animals" (Level 7), along with 13 other useful words. LinDuo has 180 topic lessons like this one, 2,379 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.