to worry

https://tts.langeek.co/read?text=dG8gd29ycnk&hash=fd3808e7f0941e93ad9d714fe4193c8741e7cf86&lang=en&cache-only=0&driver=googletts

Here you will find the vocabulary from Unit 8 Lesson B in the Four Corners 4 coursebook, such as "reassurance", "work out", "anxious", etc.