1. It + 동사 + < >
To read XX is easy. -> It is easy to reat XX.
For you to understand XX is difficult. -> It is difficult for you to understand XX.
Who you are doesn't matter. -> It doesn't matter who you are.
2. 주어 + 동사 + it + ~ + to 부정사
The internet makes it easy to access a lot of information.
The darkness made it impossible to walk without a flashlight.
3. It is ~ that < >
It is world peace that I really want.
It was you who changed my life.
4. There + be + 명사(구)
There are three rules to the game.
There was a church in the town.
There + be동사 다음에는 반드시 부정명사 [a/some/many/no/one/two ~ + 명사] 가 와야함
Jump-up skills
It takes + 사람 + 시간 + to 부정사 = It takes + 시간 + for 사람 + to 부정사
It takes 5 mins to get home.
It takes me 5 mins to get home.
It takes 5 mins for me to get home.
It costs + 돈 + to 부정사 = It costs 돈 + for 사람 + to부정사
It costs one hundred million won to build the house.
It cost us one hundred million won to build the house.
It cost one hundred million won for us to build the house.
There is no + 명사
There is no reason for you to worry.