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`1`. They are: primary (elementary) schools, secondary schools and universities.

`->` Thông tin: There are three main types of educational institutions: primary (elementary) schools, secondary schools and universities. 

2. Yes, they are.

`->` Thông tin: State schools are free...

3. Pupils have holidays at Christmas, Easter and in summer.

`->` Thông tin: There are holidays in Christmas, Easter and in summer.

4. There are `13` lessons.

`->` Thông tin: đoạn cuối