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5. Computer technology has become an important part 7. In Great Britain, the queen is the Head of State. However,
of people’s lives, and it has its own special terms. One she plays a limited role in the political and public life of
example is the word ‘mouse’. Douglas Engelbart first the country. She participates in important ceremonial
developed the concept of the mouse in the 1960s. The and formal roles in relation to the UK government and
first computer mouse was a wooden block with two represents her country around the world. _______ This is
wheels. _______ It was, in fact, the cable that connected made by the parliamentary system of government.
the mouse to the computer.
A) The British treat Queen Elizabeth II with great respect
A) It is a small device that you move around on a flat surface. and love.

B) The reason why it was called a mouse was because it B) She also presents the highest state awards to those who
had a tail at one end. deserve them.
C) The mouse moves the pointer on the computer screen. C) The queen, on the other hand, does not take part in
the legislative process or the process of governing the
D) Using a mouse requires some training.
country.
E) Another well-known computer word is the ‘keyboard’.
D) Queen Elizabeth II receives foreign delegations at
Buckingham Palace.

E) Parliament in Great Britain consists of two chambers: the
lower–the House of Commons and the upper–the House
of Lords.

8. Caffeine sensitivity may not matter at all for some people
6. Scientists at the National Sleep Foundation asked 1,400
but can become a major problem for others. Sensitivity
teenagers about their sleeping habits. According to
to caffeine; the frequency of consumption depends on
the survey, nearly 70 per cent of them were not getting
many factors such as the amount taken regularly, body
enough sleep. Scientists suppose that one of the reasons
weight, and physical conditions. Many studies have
is that teens have tea, coffee, and cola, which all contain
indicated that the amount of caffeine that can be safely
caffeine, during the day. _______ Sleep experts say that
consumed by adults is 300 mg per day (about 3–4 cups
these factors affect not only proper sleeping but also
of coffee or 5–6 large cups of tea). _______ While some
general body health.
people who consume a few cups of coffee, tea, or cola
A) They can easily get angry with their friends or family. state that they are not affected by the stimulating effect of
B) Another reason is spending too much time on the caffeine, many people say that they cannot sleep due to
computer. the stimulating effect of caffeine in a cup of coffee.
C) Just like your body, your brain needs a little vacation A) Pregnant women, children, and the elderly are the groups
every night. that should limit caffeine consumption.
D) Reading books before sleeping is a way to relax. B) Degrees of sensitivity to caffeine vary from person to

E) Sleeping for eight hours is enough for young adults. person.
C) There is not any data that shows caffeine causes
dehydration.
D) Caffeine is known to raise blood pressure for a short time
in some people.
E) Caffeine does not accumulate in the bloodstream or the
body but is excreted within a few hours of ingestion.

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