Условие задания:

3 Б.
Read these sentences and write a verb in the correct form+ down.
1. The train_______ as it approached the station.
2. I need to spend less money. I’m going to ______ on things I don’t really need.
3. I can’t understand why you ______ the chance of working abroad for a year.
Raymond Murphy. English Grammar in Use- Cambridge: CUP, 379p.