I am having second thoughts about buying this car.
A phone call interrupted his train of thought.
Reading this book will really provide the readers with food for thought...
This has to be seen to be believed.
A penny for your thoughts.

The decorator suggested combining earthy colours and wooden furniture.
Linda apologised for forgetting to cook the previous night.
Mrs Robinson accused that man of having robbed the bank that morning.
I wondered what the artist had been trying to represent in that work.
Beryl admitted to being responsible for the car accident.