1) ir /з:/ - birthday, bird, skirt, T-shirt, girl, thirteen
2) ur /з:/ - Thursday, surname, burger, furry, nurse, surfing.
3) er /з:/ - nerve, her, serve.
1) ir /з:/ - birthday, bird, skirt, T-shirt, girl, thirteen
2) ur /з:/ - Thursday, surname, burger, furry, nurse, surfing.
3) er /з:/ - nerve, her, serve.