

毎晩、店を閉める前に床にモップをかけるんです。
台所の床にモップをかけてもらえますか。
さっきモップをかけたばかりだから、まだ歩かないで。
"モップをかける" is in the lesson "Verbs 12" (Level 24), along with 11 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.