Listen first
If you want to learn For example English (spanish ,deutsch ... )-speaking skill,
first you have to listen carefully to native English speaker everyday.
Most people try to read textbook to study English( or any Language) grammar rules,
but actually, you cannot learn the correct English pronunciation of the words by just reading it.
You should listen to how native English ,... speakers pronounce their words and observe their mouth movements.
Try to imitate the intonation and rhythm of their speech.
Watch English ( arabic ,indian , ..) shows and movies also will help you to build on your X Language accent and improve your vocabulary.
so Listen First Yes : Listen 1st