There are many things in the world that must be done.
For example, you need to go through security checks before boarding an airplane, which is why you have to be at the airport early.
Let’s talk about these things in Korean this time.
What must be done.
Without it, things would not be possible.
-아/어야 하다 is a grammar indicating that a certain action or state is necessary.
Certain actions and conditions are essential.
시간에 늦으면 비행기를 못 타요.
If you are late, you will not be able to board the plane.
빨리 공항에 가야 해요.
You need to get to the airport in a hurry.
Just as you have to arrive at the airport early to catch a plane, it means that things can’t be done without it.
How to use “-아/어야 하다”.
-아/어야 하다 sentence patterns should be based on the conjugation of -아요/어요.
Vst + -아/어야 하다
사다 + -아/어야 하다 = 사야 하다
잡다 + -아/어야 하다 = 잡아야 하다
찾다 + -아/어야 하다 = 찾아야 하다
쉬다 + -아/어야 하다 = 쉬어야 하다
있다 + -아/어야 하다 = 있어야 하다
지키다 + -아/어야 하다 = 지켜야 하다
연습하다 + -아/어야 하다 = 연습해야 하다
건강하다 + -아/어야 하다 = 건강해야 하다
공부하다 + -아/어야 하다 = 공부해야 하다
If you are not good at -아요/어요, practice it as a review of sentence patterns.
The stem vowel has ‘아,오’.
You have to buy an admission ticket in advance before entering.
You have to change subways once.
The culprits must be caught.
No ‘아,오’ in the vowels.
If you are sick and bad condition well, you should rest.
We must always keep our promises.
If you want a good job, you have to get out of college.
Usage of the word 하다
If you want to win international competitions, you should practice a lot.
It must be used to some extent before it is effective.
If you want to live long, you have to be healthy.
-아/어야 하다 is often thought of only as describing an action, but it can also be combined with an adjective to express the need for something.
You can absolute conditions can be offered.
Let’s express the “conditions” we look for in the opposite sex.
-아/어야 하다 can also be used to indicate the condition being sought.
Men have to be rich.
A woman must be pretty.
My boyfriend needs to be tall
We must be considerate of others.
As long as a certain condition is mandatory, it represents a strong condition.
・What type of person do you like?
・What type of person would you like to have a relationship with?
You can practice this kind of talk, using -아/어야 하다.
Commonly used in colloquial speech “-아/어야 되다”.
-아/어야 하다 is often used in the “-아/어야 되다”.
I have to start learning Chinese next week.
No more than three cups of coffee per day.
From now on, men must be able to cook too.
-아/어야 하다 is often used in written language, whereas -아/어야 되다 tends to be used in talk.
Let’s try talkig about obligations and conditions.