

駅で偶然、高校の同級生に会いました。
彼女は私の同級生で、今も仲がいいです。
中学の同級生の名前をまだ覚えていますか。
"どうきゅうせい(同級生)" is in the lesson "School" (Level 10), 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.