A team of researchers trained three rhesus monkeys to associate 26 clearly different symbols consisting of numbers and selective letters with 0-25 drops of water or juice as a reward.

Almost a month ago, he bought popular word game that used little pieces of wood with different letters on them.

Another way to hide a message is to use symbols to stand for specific letters of the alphabet.

At last they had seen a half-written letter in the pile in which my husband had given his new telephone number to a friend.

But then we got an official letter and we were blown away.

For example, the first letters of \my elephant eats too many eels\ spell out the hidden message \meet me\.

Here are some letters from our readers.

I sent letters to everyone I knew, telling them about my project.

If we substitute a number for each letter, the message \meet me\ would read 13 5 5 20 13 5.

In any language, some letters are used more than others.

Later that morning, Dario suggested that they write a letter to their neighbors and apologize for their playing.

Michael Horan wrote the letter mainly to show that some pedestrians are a threat to road safety.

My interest was aroused only by the fact that the word \poems\ appeared in big, hot pink letters.

On his 80th birthday, I sent him a letter, noting the things we all should be thankful for — good health, good friends and good outcomes.

Over the years, the game had been produced using letters in different sizes and game boards in different colors.

Several years ago I received a letter from seventeen-year-old kerry, who described herself as a world-class fault-finder, almost always bothered by things.

Tanis wrote this letter in order to show how grateful she was to the center.

The girl's parents got rashid's phone number from a letter in his papers.

The letter ended with a personal request: \Boy, on my next birthday, just tell me to wake up and get going, because I will have one less year to do things and there are ten million things waiting to be done.\

The three letters present viewpoints on real source of road danger.

The underlined word \they\ in the third letter refers to cyclists.

You can hide a message by having the first letters of each word spell it out.

You might represent each letter with a number, for example, let's number the letters of the alphabet, in order, from 1 to 26.

The tests are designed to detect subtle ( ' , 细微的) changes in mental function, and involve solving puzzles, recalling words and details from stories, and identifying patterns in collections of letters and symbols.

If you are a graduate student, you may depend on your adviser for many things, including help with improving grades, acquiring financial support, forming an examining committee and getting letters of recommendation.

It is impossible to know which high schools are 'the best' in the nation, their letter read.

Send in an application letter.

Despite the growing importance of computers, however, there will always be a place and need for the personal letter.

Complaining in person or by letter is generally more effective.

If your complaint doesn't require an immediate response, it often helps to complain by letter

If you have an appliance that doesn't work, send a letter to the store that sold it.

What should you do if you make a complaint by letter

Say, you know, this is the best student I've ever had, says Kuheli Dutt, a social scientist and diversity officer at Columbia University's Lamont campus. Compare those excellent letters with a merely good letter: 'The candidate was productive, or intel

A letter written by Charles Darwin in 1875 has been returned to the Smithsonian Institution (档案馆) by the FBI after being stolen twice.

But instead of bringing families together, Aderhold's letter revealed a divide in the district, which has 9,700 students, and one that broke down roughly along racial lines.

Compare those excellent letters with a merely good letter: The candidate was productive,or intelligent,or a solid scientist or something that's clearly solid praise, but nothing that singles out the candidate as exceptional or one of a kind.

If you have a G-mail account, you can create, save and send tables in addition to written documents like your cover letter and resume.

Only apply for positions you're qualified for, and make each application count, personalizing each cover letter and updating and editing your resume.

Other choices, in descending order of personalization, are: a real-time phone call, a voice-mail message, a handwritten note, a typewritten letter and the most unfriendly is email.

The FBI worked closely with the Archives to determine that the letter was both authentic and definitely Smithsonian's property.

The letter was written by Darwin to thank an American geologist, Dr.Ferdinand Vandeveer Hayden, for sending him copies of his research into the geology of the region that would become Yellowstone National Park.

The word serendipity was coined by Horace Walpole in an 1854 letter, from a tale of three princes who 4twere always making discoveries, by accident, of things they were not in search of.

Their art crime team recovered the letter but were unable to press charges because the time of limitations had ended.

That letter, which includes several concerns Morgan has with the plan, was originally obtained by The Commercial Appeal in Memphis.

Morgan notified the Haslam administration of his decision to opt out in a letter sent last week.

In his resignation letter, Morgan called the reorganization unworkable.

Well, the letter mentions 20,000 pounds, but I don't know if they might settle for us.

Present a new letter of reference.

Send Professor Smith a letter

Three letters of recommendation are required to apply to graduate schools.

Submit no more than three letters

I think your boss would be very upset when he gets your letter of resignation.

I got two letters this morning with job offers, one from the Polytechnic, and the other from the Language School in Pistoia, Italy.

For instance, the letter A was ant or apple or ax.

No, and he was away before I could get hold of the letter.

The White House argued that Arizona's laws conflicted with its enforcement priorities, even if state laws complied with federal statutes to the letter.

In 2010, leading congressional Democrats and Republicans sent letters to the AAAS asking that it identify actions that could be taken by “federal, state and local governments, universities, foundations, educators, individual benefactors and others” to “maintain national excellence in humanities and social scientific scholarship and education”.

The popularity of these novels consolidated Dichens’ as a nationally and internationally celebrated man of letters.

Also missing is any discussion of eliminating Saturday letter delivery.

Many Americans regard the jury system as a concrete expression of crucial democratic values, including the principles that all citizens who meet minimal qualifications of age and literacy are equally competent to serve on juries; that jurors should be sel