1번.주격 관계대명사가 생략됬어요.주격 관계대명사는 be동사와 함께 생략될 수 있어요
문장을 쪼개면 Mike went to the vocational school to learn the skills+the skills is needed for his job
=Mike went to the vocational school to learn the skills and the skills is needed for his job
=Mike went to the
1번.주격 관계대명사가 생략됬어요.주격 관계대명사는 be동사와 함께 생략될 수 있어요
문장을 쪼개면 Mike went to the vocational school to learn the skills+the skills is needed for his job
=Mike went to the vocational school to learn the skills and the skills is needed for his job
=Mike went to the