

日本語の勉強をずっと続けるつもりです。
毎日ジョギングを続けるのは大変です。
この仕事、まだ続ける?
"つづける(続ける)" is in the lesson "Verbs 19" (Level 33), 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.