The mother used to ________her son’s pockets while he was asleep, looking for letters from his girlfriend. 

The girl___ the shoes that match the dress.

Evidence gained from observation and experiment is often used to _______ a scientific theory. 

It was unwise of him to _________ the unreliable data in his speech.

Armed police and railway workers were removing snow from the track to _______ a train stuck near Jining in Inner Mongolia.