tu noi dong xanh thom huong lua

The police admit that the robbers have left no trail for them to follow up.

various pieces of information that together show where someone you are searching for has gone

Katie has been plugging away at her homework for hours.

to work hard and in a determined way, especially at something that you find difficult

Look at how he's rewriting the rules of retailing.

to change the way that something is described or done so that people think about it differently

She always had an interest in mechanics.

the study of the effect of physical forces on objects and their movement

She didn't mix with her contemporaries, preferring the company of older people.

a person who is of the same age as you

The jury is still out on whether she is the right person to revive the company's fortunes.

used to say that people have not yet decided whether something is good or bad

It is always stressed that scientific results must be replicable in order to be valid.

that can be done in exactly the same way as before, or produced again to be exactly the same as before

They are bright kids with open and inquiring minds.

If you have an …, you always want to learn new things

She has the physical attributes to become a championship swimmer.

a quality or characteristic that someone or something has

He is an eminent historian

famous, respected, or important

She is a distinguished writer

used to describe a respected and admired person, or their work

Psychology is a discipline

a particular area of study, especially a subject studied at a college or university

The research has had spin-offs in the development of medical equipment.

a product that develops from another more important product

Even now in her sixties, she is the epitome of French elegance.

the typical or highest example of a stated quality, as shown by a particular person or thing

She has such strength of character.

the quality of being determined and able to deal with difficult situations

After four years of injury problems, Thomas remains undeterred.

still continuing to do something or enthusiastic about doing it despite a bad situation

Her energy and intellect are respected all over the world.

the ability to understand and to think in an intelligent way

What they promise sounds impressive enough - let's see if they come up with the goods.

to produce what is wanted

It's the penultimate episode of the series tonight.

second from the last

He took pictures in deprived areas of the city.

not having the things that are necessary for a pleasant life, such as enough money, food, or good living conditions

Scientists have discovered a new strain of the virus which is much more dangerous.

a particular type or quality

Lobsters, crabs, and oysters are all shellfish.

sea creatures that live in shells and are eaten as food, or one of these creatures

Prawns are grey when they're raw, and turn pink when they're cooked.

a small sea animal with a shell and ten legs, that can be eaten

You can also add coconut to the cookie mix if you like.

the white flesh of the coconut, often used in cooking

it is an action-packed movie

full of exciting events

She works as a children's book illustrator.

a person who draws pictures, especially for books

I knew him when he was an aspiring young law student.

someone who is trying to become a successful actor, politician, writer, etc.

You're bound to forget people's names occasionally.

certain or extremely likely to happen

The charity is currently recruiting for an experienced engagement officer.

the process of encouraging people to be interested in the work of an organization, etc.

The methodology and findings of the research team have been criticized.

a system of ways of doing, teaching, or studying something

Seeing her again would be an upsetting experience after so many years.

making someone feel worried, unhappy, or angry

A follow-up study is due to be published this summer.

A … study, visit, meeting, etc. is connected with a previous one, and usually aims to find out if anything has happened or changed since the previous one

The fish are fed with food pellets.

a small hard ball or tube-shaped piece of any substance

The deviation of a value of x is the difference between it and the mean of (the result you get by adding two or more amounts together and dividing the total by the number of amounts) the sample.

the amount by which a measurement is different from a fixed number or amount

A fish bone had lodged in her throat.

to become stuck in a place or position, or to cause something to do this

Psychological problems very often underlie apparently physical disorders.

to be a hidden cause of or strong influence on something

If feels as though particles of sand are scratching the surface of your eyes.

an extremely small piece of something such as dust, dirt, or sand

Microbeads are used in hundreds of personal care products like soap

very small pieces of plastic that are added to products for cleaning the skin

I deposited my luggage in a locker at the station.

to leave something somewhere

Food travels through the digestive tract.

a system of connected tubes and organs with a particular function inside the body of a person or an animal

Plants grow best in fertile topsoil.

(the soil which forms) the top layer of ground in which plants grow

There is a therapy option that does not require the ingestion of drugs.

the process of absorbing nutrients or medications into the body by eating or drinking them

Ultimately, he'll have to decide.

used to emphasize the most important fact in a situation

We face the perennial problem of not having enough money.

lasting a very long time, or happening repeatedly or all the time

Roses are perennials, flowering year after year.

a plant that lives for several years

Biodegradable packaging helps to limit the amount of harmful chemicals released into the atmosphere.

able to decay naturally and in a way that is not harmful

He warned that the breakdown of the family unit would lead to an impoverished society.

made weaker or worse in quality

We are trying to grow or forage all our own food.

to try to find things that you can eat or use, especially things growing in nature that you can eat

When the rain came down the crowds started to disperse.

to spread across or move away over a large area, or to make something do this

The Hawaiian Archipelago is one of the most isolated island chains in the

a group of small islands or an area of sea in which there are many small islands

I hope this job will be a stepping stone to something better.

something that helps someone advance or achieve something

Island-hopping has become an increasingly popular mainstream holiday option.

the activity of visiting several different islands in an area when on holiday

The US had planned to continue the occupation for another year.

a situation in which an army or group of people moves into and takes control of a place

Outside, the fog was thick and impenetrable.

impossible to see through or go through

The festival is to encompass everything from music, theatre, and ballet to literature, cinema, and the visual arts.

to include different types of things

She has a set of knives that she grinds every week.

to rub something against a hard surface, in order to make it sharper or smoother

It's a huge window made from a single pane of glass.

a hard, transparent material, used to make windows, bottles, and other objects

She wore a necklace of brightly coloured wooden beads.

a small, coloured, often round piece of plastic, wood, glass, etc. with a hole through it. It is usually put on a string with a lot of others to make jewellery

The Yanomami people live in the South American jungle.

a tropical forest in which trees and plants grow very closely together

Police discovered the body hidden in thick undergrowth.

a mass of bushes, small trees, and plants, especially growing under the trees in a forest

In view of what you've said, I think we should reconsider it

because of a particular thing, or considering a particular fact

Seeing her grandchildren gave her a sense of well-being.

the state of feeling healthy and happy

Firefighting crews tried to create buffers between the houses and the fire.

something that forms a physical barrier or space around something or between two things, to protect them

an area in which the weather is usually different from the areas around it

Good teachers are always in demand.

If someone or something is …, many people want or need to have or to buy them

Water the plants regularly but do not allow the soil to become waterlogged.

(of land) full of water and almost covered by a layer of it

I earn $50,000 gross (the money they earn before tax), but my net income is about $36,000.

left when there is nothing else to be taken away