Биология Exercises просмотров - 364
1. Put in a\an or the where necessary.
..…Britain, in which ... fifty million people live and work, is,.. land of... great variety. There are many large cities, but they are surrounded with ... quiet countryside. There are ... plains in ... east, hills in... center and south-west, and ... mountains in ... north. Some parts of ... country are almost without ... trees while others have ... great forests, ... south is ... land of... rivers, but Scotland is... land of ... lakes.
One of ... first things noticed by... visitors in... England is ... greenness of ... land. They then complain (as... British themselves do) about ... rain that causes it. Never can ... British feel certain about ... tomorrow's weather; seldom it is ... same in all parts of ... country. On one day ... certain place may be white with ... snow; but half ... day's journey away, and one can see ... trees in blossom. And sometimes, in one small part of ...country ... weather will change between ... hot and cold, ... rain and ... sun three or four times during ... day.
Put in a\an or the where necessary.
NATURE'S LOVABLE TEDDY BEARS
…..Cuddle koala bear of Australia is sometimes called ..... living Teddy bear. Only found in ..... Australia, koalas are also called ....."native bear" and "kangaroo bear".
The koala, however, is not really ..... bear; like the kangaroo and the opossum, it is ..... marsupial. Because of its cuddly appearance, it has been used as а model for our stuffed toy Teddy bears.
..... koala is dressed in ..... coat of thick fur, it has ..... round roly-poly body, ..... short legs, ..... small eyes, ...... rubber-like protruding black nose and ..... large fluffy ears.
...... healthy specimen weighs about 301b and stands about two feet. Its bright eyes constantly look at ..... world with a surprised expression. And koalas really enjoy being cuddled like teddy bears.
Very few of these living teddy bears have been exported to ….. zoos outside Australia because of ….. food they need to keep alive.
They flourish only when they can dine on ..... leaves of certain eucalyptus trees; which grow only in Australia. Other food is poisonous to them, resulting in ..... death.
Koalas get all ..... moisture they need from ..... leaves they consume; which is about 1 kg ..... day. They seldom drink any liquids, and their name "koala" comes from ..... native expression meaning "no drink".
..... giant tree may provide shelter and food for several koalas, but generally they live one to ...... tree. They are not even likely to be on visiting terms with their next-tree neighbour, living rather solitary lives except at mating time.
..... mother koala bear, like the kangaroo, has ...... built-in nursery. When baby koala is born he is sheltered for several months in his mother's pouch. After that ..... young koala buries its hooked claws in its mother's fur and rides pick-a-back.
When ..... danger threatens and ..... mother has to climb quickly ..... young one climbs around to mother's back, so as not to be in her way. There it hangs on securely while mother koala climbs to ..... safety.
If ..... young koala is disobedient, ..... mother knows what to do. She turns ..... naughty koala over her ..... knee and spanks him with ..... flat of her paw. And no matter how he wails, mother continues her punishment till she feels he's had enough. Young koalas grow to ...... maturity in about four years and, if all goes well, will live about 20 years.
Koala bears are very friendly and amiable. ..... Hunters took ..... advantage of this and almost killed them all off for their fur.
Now they are considered one of Australia's most prized animals and ..... Australian Government has laws to protect them.
Their popularity with ...... children is understandable. With fluffy ears, shoe-button eyes and furry body, they look like ..... Teddy bears that have escaped from ..... play-room.
1. Complete the sentences with the verb in the correct form: Present Simple, Future Simple Tenses. Watch tadpoles grow 16) If you look in a pond, you ..... (see) in a shallow water great lumps of jelly. That ..... (be) frog's spawn. Mother frog ..... (lay) up to 800 eggs. Don't think she ..... ( take) care of them. She ...... ( leave) them, floating on the surface to look after themselves as soon as the eggs are laid. Then in a few days if you look at an egg you ..... ( notice) a black spot,... [читать подробенее]
1. Complete the sentences with the verb in the correct form: Present Simple, Present Perfect, Past Simple Tense. INTERFERON Virus diseases …..( plague) mankind for thousands of years, but, until recently, no medical treatment for them …..( be) available. Although the use of vaccines almost …..(eliminate) several major viral diseases, such as polio and smallpox, medical research …..( provide) no means for treating virus diseases already established in the body. No drugs …..( be)... [читать подробенее]
Exercise 296. Choose the appropriate variant. 1. … get up after the operation yet? a) Is he allowed to b) Can he c) Might he 2. The trip by train lasted for a week! They … exhausted by now! a) had better b) can c) must 3. Percy … watered my cyclamen, look, it’s dying. a) didn’t have to b) needn’t have c) might have 4. You … be at the airport 2 hours ahead of time, otherwise you will have problems with registration. a) are to b) have to c) must 5. I … hear... [читать подробенее]
Exercises to the lead-in section and the text (Upstream Intermediate, pp.6 – 7) I. Use the dictionary and see the pictures on the next page to find out the differences between the following types of buildings. Get ready to explain them to the class: 1. a bungalow 2. a terraced house BrE / row house AmE 3. a semi-detached house BrE / duplex AmE 4. a detached house 5. a block of flats BrE / an apartment building AmE 6. a cottage 7. a ranch house II. Learn the pronunciation... [читать подробенее]
work n работа, труд manual (intellectual) work физический (умственный) труд to erase distinctions between manual and intellectual work стереть различия между физическим и умственным трудом Z zone n зона; пояс a time zone часовой пояс a climatic zone климатический пояс the Non-Black Earth Zone Нечерноземная... [читать подробенее]
C capacity n мощность annual capacity to have a capacity (with a capacity) of 2,000,000 kilowatts годовая производительность иметь мощность (мощностью) в 2 000 000 киловатт. (public) catering n общественное питание a catering institution/establishment предприятие общественного питания census n перепись населения to take... [читать подробенее]
She was sent to the neighbouring republic of Uzbekistan to continue her education. There, in Tashkent, under a decree signed by Lenin, the first state university in Central Asia had been opened in 1920. Tajibayeva joined its geological department. She was in Tashkent when the Great Patriotic War of 1941-1945 broke out. She attended lectures in the morning and nursed the wounded in the hospitals at night. In 1943 Patchaim Tajibayeva graduated from the University with honours. She was thinking... [читать подробенее]
UNIT FIFTEEN THE SOVIET UNION TODAY Topics and Texts for Discussion* V. I. Lenin, the founder of the first socialist state. The Great October Socialist Revolution, a turning point in the history of mankind. The USSR, a voluntary union of free nations. The new Constitution of the USSR. Fundamental human rights guaranteed to Soviet citizens. The Soviet socialist way of life. Large-scale construction in the USSR. Contribution of Komsomol members to the economic development of the country. The... [читать подробенее]
Text 1. From the history of Belarus Additional texts for reading Exercises 1. Replace the following definitions by one word from text 3: – land along each side of a river or canal; – things, circumstances, surroundings, that make life easy or pleasant; – a part of a town or a country marked out for a special purpose; – to be shut in on all sides; – buildings and equipment of an institution, factory; – buildings where goods are made (esp. by... [читать подробенее]
Text 1. From the history of Britain Additional texts for reading Speak about London. Use the information from text 2 as a help to your topic. Exercises 1. Answer the questions on the text: 1. Where is London situated? 2. What parts does London consist of? What are they? 3. What is the City? What buildings is it famous for? 4. What is Westminster? What places of interest does it include? 5. What is Westminster Abbey famous for? 6. What is the richest... [читать подробенее]