1.Finally,his dream of becoming a (piano) came true.
答案pianist
2.To be a professional (music) calls for many years of practice.
答案musician
3.He doesn’t look well off,but you shouldn’t judge his appearance.
答案by/from
4.America has great universities and big opportunities for the truly (talent).
答案talented
5.There is no lack of (beautiful) in the world but the eye of finding it.
答案beauty
6.Police are trying to discover the identity of the baby found by the side a road.
答案of
7.Can you help me (gather)some information on Chinese traditional festivals?
答案gather/to gather
