. Образуйте от слова CALCULATE однокоренное слово так, чтобы оно граммати­чески и лексически соответствовало содержанию текста.

Invention of Computer

Many encyclopedias say that the first computer was developed by Howard H. Aiken (and his team) in America between 1939 and 1944. It was a large-scale, programme-controlled machine which could make a very complex _____ .


Invention of Bubble Gum


Bubble gum is a type of chewing gum that is especially designed for blowing bubbles. It is ______ pink in colour and has a particular flavour.

Invention of Crossword Puzzle

Crossword puzzles are the most popular word puzzles in the world. However, their history is ______ short.

Migrating Birds

In autumn you can see large flocks of birds flying from Russia to warmer countries. In spring, they come back to us. Migration is the periodic seasonal ______ of birds.

The Least Successful Explorer

Thomas Nuttall spent many years studying the plants and trees in north-west America. He was different from most other explorers because he was almost always lost.

One night he did not come back and a group went out to search for him. When Nuttall heard them in the ______ , he was frightened.

UK: Conservation and Environment


Going for a walk is the most popular leisure activity in Britain. Despite its high ______ density, the UK has many unspoilt rural and coastal areas.
Chicago from above

Following a recent renovation, the new Hancock Observatory invites you to enjoy Chicago’s best views from the city’s highest open-air Skywalk. It has quickly gained ______ with both Chicagoans and visitors of the city.

The Opening Night

 The Phantom of the Opera, Cats, Mama Mia… They are all stage musicals. The opening night of a new musical is always a ________________ event.

EMERGENCY SERVICES



The main emergency telephone number in Britain is 999. The number 999 was chosen because, on the old dial phones, it was considered to be the easiest to dial in __________________ or smoke.
Looking after the environment

Protecting the environment is now a major concern in Britain. But despite many efforts __________________ threats to the environment remain.

UK: Conservation and Environment

Going for a walk is the most popular leisure activity in Britain. Despite its high __________________ density and widespread urbanization, the UK has many unspoilt rural and coastal areas.

Ray Bradbury

Ray Douglas Bradbury is a US writer of fantasy, horror, science fiction and mystery. He is _________ considered to be one of the 20th century’s greatest and most popular writers of science fiction.

Animals

The importance of animals in British life is reflected in many ways. In the past, landowners liked to be portrayed with their dogs and horses. ______ pictures of this kind can be seen in art galleries and private residences.

Why do we sleep?

A recent study may have an answer to one of the greatest unsolved mysteries in science — what is the purpose of sleep? The work suggests it’s ______ about making animals function more efficiently in their environments.

Future population

The United Nations (UN) has published its prediction about the size and age of the world’s population three hundred years from now. This report can help environmental ______ and policy-makers to understand dramatic changes in the world’s population in the future.

Invention of Potato Chips



The potato chip was invented in 1853 by George Crum who was a chef at a restaurant in New York. Fried potatoes were popular at the restaurant because they were rather ______ , but one day a visitor complained that the slices were too thick.

Tourism in Australia

The growth of tourism infrastructure related to the base of Ayers Rock, or Uluru began in the 1950s. Soon it started to produce adverse ______ impacts.
The World’s Language
The English language is famous for the richness of its vocabulary. Webster’s New International Dictionary lists 450,000 words, and the new Oxford English Dictionary has 615,000, but that is only part of the total. Technical and ______ terms would add millions more.

Entertaining guests



The most usual way to entertain friends at home is to invite them for a meal, either in the evening or at lunch-time on a Sunday. When guests are invited for a meal, they often sit and chat while they have a drink before the meal, and coffee is ______ served afterwards.

Castle Clinton



Castle Clinton was built in the times of Napoleonic wars and great tension between Britain and the US. New York was almost ______ and in a short time five new forts, Castle Clinton among them, were built.

21. Задание 26 № 1382. Образуйте от слова EXPENSE однокоренное слово так, чтобы оно грамма­
тически и лексически соответствовало содержанию текста.




The King’s New Dress



Many years ago, there was a King who spent all his time and money on dressing up. He loved riding round in his ______ garments so that everybody could see him.

22. Задание 26 № 1474. Образуйте от слова DISCOVER однокоренное слово так, чтобы оно грамма­
тически и лексически соответствовало содержанию текста.