英语四级单词及英文注释以R开头的单词

　　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.

　　reach

　　She reached out to take my hand.

　　He reached home about six oclock.

　　We will reach a decision soon.

　　react

　　How did she react to the news?

　　read

　　She reads four newspapers every morning.

　　ready

　　They are ready to start the game.

　　Your food order is ready.

　　The new Congress is ready to begin its work.

　　Who is ready to eat an insect?

　　real

　　The real reason he came here was to see you.

　　He never believed in ghosts until he saw a real one.

　　That is a real diamond, not a copy.

　　realistic

　　He put a realistic price on his house and sold it very quickly.

　　reason

　　She did not believe his reason for leaving.

　　The reason he studies English is to get a better job.

　　Warmer water in the eastern Pacific Ocean is the reason for unusual weather in the Americas.

　　reasonable

　　The head of our office is a reasonable woman.

　　They told him to come home at a reasonable hour.

　　They reached agreement because they were reasonable．

　　rebel

　　The people rebelled against the government.

　　My body rebels when I exercise too much.

　　Rebels fought to overthrow the government.

　　receive

　　I received your letter today.

　　recent

　　These are recent pictures of my family.

　　recession

　　Will a big tax cut prevent a recession?

　　recognize

　　He recognized his friend of many years ago.

　　Most nations recognized the newly independent country.

　　record

　　He records each day what his teachers expect him to study at home.

　　VOA Special English feature programs are recorded before they are broadcast.

　　A public record is kept of all home sales in this county.

　　recover

　　The police recovered the stolen money.

　　She is expected to recover from the operation.

　　red

　　Those red flowers are roses.

　　reduce

　　She reduced her picture so it would fit in her passport.

　　Congress voted to reduce taxes.

　　reform

　　The Congress reformed the way candidates pay for political campaigns.

　　He reformed his life by ending all use of tobacco and alcohol.

　　The voters approved reforms that will reduce air and water pollution.

　　refugee

　　His family came to the United States as refugees.

　　refuse

　　She refused his apology.

　　He refused to fight in the Vietnam War.

　　regret

　　The President expressed regret that so many lives were lost.

　　reject

　　Colonel Travis rejected the Generals demand.

　　relations

　　The United States does not have diplomatic relations with Cuba.

　　Most of his relations live in California.

　　He sees his wifes relations almost every week.

　　release

　　The terrorists released their hostages.

　　The child released his balloon.

　　The spokesman released details of the Presidents trip.

　　religion

　　The Constitution says the United States cannot establish an official religion.

　　remain

　　She remained in the town after most of her friends left.

　　He has remained my friend for almost 50 years.

　　remains

　　The soldiers remains were buried in the National Cemetery.

　　remember

　　I still remember stories that my grandfather told me.

　　She told him to remember to call when he got home.

　　remove

　　She removed her shoes as soon as she sat down.

　　Doctors removed his gall bladder.

　　The dishonest judge was removed from office.

　　repair

　　His car is being repaired.

　　repeat

　　Please repeat what you said.

　　report

　　She reported about her holiday in Europe.

　　The scientist reported the results of his experiment.

　　Did you read the newspaper report about the accident？

　　The director said he was pleased with our budget report.

　　A report said 260 people were killed.

　　represent

　　She represents the people who could not be here.

　　On this map, X represents where the treasure is buried.

　　This statue represents the skills of the ancient artists.

　　repress

　　He repressed his people.

　　request

　　She requested a glass of water.

　　No one heard her request for help.

　　require

　　This job requires computer skills.

　　rescue

　　He rescued a little boy floating in the sea.

　　research

　　He made the discovery after many years of research.

　　resign

　　The President has resigned.

　　resist

　　He resists all demands for new elections.

　　The baby resisted sleep for several hours.

　　resolution

　　The United Nations Security Council approved a joint cease-fire resolution.

　　resource

　　Our coal supplies are a great energy resource.

　　responsible

　　He is responsible for preparing the report.

　　They were responsible for the accident.

　　rest

　　You should rest after your long walk.

　　Would anyone like the rest of my dinner?

　　He spoke to the rest of them.

　　restrain

　　He restrained his anger.

　　Police restrained the protestors.

　　restrict

　　The government restricted travel.

　　The device restricts the cars speed.

　　result

　　The accident resulted from the thick fog.

　　The test results showed she was pregnant.

　　As a result of the storm, no one could get to work.

　　retire

　　He retired at age 55 and traveled for the rest of his life.

　　return

　　She returned home yesterday.

　　I returned the book to the library last week.

　　revolt

　　Demonstrators will revolt if police try to arrest them.

　　Protesters revolted and seized several government buildings.

　　rice

　　Rice is a major food in much of the world.

　　rich

　　Her brother became a rich man.

　　Oil made Kuwait a rich country.

　　ride

　　She and I ride horses every weekend.

　　I ride the subway to work.

　　right

　　It is their right to vote.

　　You gave the right answer.

　　He is the right kind of person for the job.

　　She always seems to do the right thing.

　　She said she was right and he was wrong.

　　Our farm is on the right side of the river.

　　Turn right, not left, at the second street.

　　riot

　　Prisoners rioted and started fires inside the prison.

　　The riot spread from the football game to the streets.

　　rise

　　The moon will rise soon after the sun goes down.

　　The river is rising and spreading out.

　　The temperature rises as the sun gets higher.

　　He rose to his feet as she walked into the room.

　　risk

　　He never considered the risk of a broken heart.

　　river

　　Native Americans called the big river the Father of Waters.

　　road

　　The road was straight until it reached the mountains.

　　rob

　　Someone robbed his television.

　　The two men robbed her as she walked home from work.

　　rock

　　He threw a rock across the river.

　　rocket

　　The huge rocket launched three men on a flight to the moon.

　　roll

　　The children rolled down the hill.

　　She rolled her eyes at his joke.

　　room

　　The boy spent hours playing in his room.

　　root

　　The roots brought food to the big tree and held it firmly in the ground.

　　rope

　　The boy tied the end of the rope around the tree.

　　rough

　　The rough floor was made of wood, split by hand.

　　We found rough ground at the top of the mountain.

　　The strong wind made a rough sea.

　　The rough wall of stones did not stand straight.

　　round

　　The stone plate was perfectly round.

　　rub

　　The boy rubbed his hand over the cats back.

　　rubber

　　The ball was made of rubber.

　　ruin

　　The rain ruined the book he left outside.

　　Time ruined the old building, leaving only fallen walls.

　　rule

　　One party ruled the Senate; the other ruled the House of Representatives.

　　Five of nine Supreme Court judges ruled that the Republican should be President.

　　The rules were not clear on how to count the votes.

　　run

　　Please walk, do not run, to the nearest door.