radar
Radar can show if a storm is moving toward us.
radiation
Radiation from the sun can burn our skin.
Radiation from a nuclear explosion can kill.
radio
Do you listen to VOA Special English on the radio?
raid
Police raided a number of houses where illegal drugs were sold.
Thirty-eight people were arrested in the drug raid.
railroad
The government has made a walking trail where the railroad was.
Railroads in the United States mostly carry products instead of passengers.
rain
Rain has fallen for three days.
raise
Rising floodwaters raised the house and carried it away.
The bridge raises so ships can pass under it.
The farmer raises mostly corn and soybeans.
Congress raised taxes.
rare
He has rare musical ability for a boy so young.
A warm day is rare this time of year.
It is rare for me to get so many telephone calls.
rate
The old man reads at a slow rate.
What is the patients heart rate?
The interest rate on home loans has increased.
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