-(으)ㄹ 거예요 is a form most people know as the Korean future tense, but you can also use this form to express one of your suppositions.
The form -겠다 is a versatile form that you will often hear in Korean. It expresses one’s intentions, one’s intuitive suppositions and the near future.
The Korean progressive tense -고 있다 is a simple tense to use and learn. It is a rather nifty Korean grammar topic, but keep in mind: It is not English.
The Korean past tense, -았/었다, is a rather simple Korean grammar topic if you’ve mastered the Korean present tense since they are very similar.
The form -았/었었다 is sometimes referred to as the Korean past perfect, however, unlike in English, this form has a single purpose, so don’t overuse it.
The Korean present tense is one of the first major Korean grammar topics a Korean language learner has to tackle. Let’s look at how it works.