

この祭りには毎年おおくの観光客が来ます。
この町にはおおくの外国人が住んでいますか。
この本からおおくのことを学びました。
"おおくの(多くの)" is in the lesson "Adverbs 4" (Level 37), 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.