How do you use -는 것 on sentences? I heard this makes verbs into nouns

But i am confused...does this means I can use two verbs in a sentence?

Whats the difference between present progressive and present tense korean?

What are some good vocab books?

How should I study korean to get effective results?

What are some useful everyday korean expressions?

What are some useful words koreans use everyday?

how do I use 그렇지만 and 그런데?

How do you use 그리고 and 그래서 하고 and (이) 랑 And what are the differences?

What are some resources for korena vocab? Like books~