to turn on

https://tts.langeek.co/read?text=dG8gdHVybiBvbg&hash=4c42add6d0e06bd06593e73a9311f6f8d70969e4&lang=en&cache-only=0&driver=googletts

Here you will find the vocabulary from Unit 4 - Lesson 2 in the Top Notch 2A coursebook, such as "fill up", "drop off", "turn on", etc.