to worry

https://tts.langeek.co/read?text=dG8gd29ycnk&hash=1ff19c009d71e09ab28b46652cc33fc46ac859bd&lang=en&cache-only=0

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