

朝はコーヒーの代わりにお茶を飲んでいます。
今日は母の代わりに私が晩ご飯を作ります。
雨だったので、テニスの代わりに映画を見ました。
"かわりに(代わりに)" is in the lesson "Adverbs 3" (Level 35), 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.