I looked under _____ bed and found _____ book I lostlast week.

_____ a cold Sunday evening， a thief broke into her house and stole a lot of money.

While I was standing ______the window, I saw several boys running _______the street.

Playing computer games ____ the boy so muchtime that he doesn’t have enough time to study.

Carrying a light load on your bicycle makes it more difficult to control.