32.______in the study lost in thought for a long time, I suddenly realized that nothing in the world remains .
The beautiful mountain village ___we spent our holiday last year is located in _ _is now part of Guangxi.
_____ computer games, his parents were very worried about his study.
So seriously _______ in the accident that he was sent to hospital at once.
Was it in the village ____ we used to live in ____ the accident happened?
The other day my brother drove his car down the street at _____ I thought was a dangerous speed.