

昼ご飯はまだ食べていません。
宿題、まだ終わらないの?
電車はまだ来ませんか。
"まだ" is in the lesson "When" (Level 42), 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.