V. + ㄴ/은/는/ㄹ/을 것 => "-ing," "to . . . ," "the fact that . . ."

V. + ㄴ/은/는/ㄹ/을 것  => "-ing," "to . . . ," "the fact that . . ."


-ㄴ/은/는/ㄹ/을 것 is a noun phrase, as shown in different tenses below:

• 배우다
  => to learn
  
• 배우는 것
  => thing(s) being learned
  
• 배운 것
  => thing(s) learned
  
• 배울 것
  => thing(s) to learn
  
• 단어를 배우는 것이 많다.
  => I am learning a lot of vocabulary.
  
• 단어를 배운 것이 많다.
  => I learned a lot of words.
  
• 단어를 배울 것이 많다.
  => I have a lot of words to learn.

Note that in colloquial usage, 것이 becomes 게.

• 단어를 배우는 게 많다.
  => I am learning a lot of vocabulary.
  
• 단어를 배운 게 많다.
  => I learned a lot of words.
  
• 단어를 배울 게 많다.
  => I have a lot of words to learn.