to boost

https://tts.langeek.co/read?text=dG8gYm9vc3Q&hash=2d8bc592448659f6dc50873fba6eba13c7543347&lang=en&cache-only=0&driver=googletts

Here you will find the vocabulary from Unit 3 - 3C in the Insight Advanced coursebook, such as "manipulate", "outstrip", "inflation", etc.