He is good at reading Russian text.

This question text is too difficult, it's hard to understand.

Reading his love letter, my heart fluttered.

He likes to learn new words.

He is good at speaking Spanish.

He can speak Japanese fluently.

He is good at writing school essays about his impressions of a book.

Reading this biscriptal kanji-kana text is difficult.

He can speak Bahasa Indonesia.

He can speak Chinese fluently.