

兄は三十五歳ですが、まだ独身です。
独身の時は、毎晩外で食べていました。
田中さんは結婚していますか、それとも独身ですか。
"どくしん(独身)" is in the lesson "Family 2" (Level 24), 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.