

Этот суп очень просто приготовить.
This soup is very easy to make.
Он просто решил эту задачу.
He solved this problem easily.
Это сделать не так просто.
It's not that easy to do.
"просто" is in the lesson "Adverbs 2" (Level 31), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.