1. S₁: At the age of four, Jagdish Chandra Bose was sent to a village 'pathshala'.
S₆: His mother, too, reinforced what he learnt and did at school.

P: This step proved beneficial to the boy, for he thus became familiar with his mother tongue and learnt to read and write it.
Q: This was very unusual because -a man of his father's status was expected to send his son' to an English school.
R: He also became acquainted with some of the rich treasures of Indian culture.
S: At the same time he mixed with children of all castes and lost the sense of class superiority.

2. S₁: The 'age of computers' is considered to have begun in 1946.
S₆: And now it is difficult to find a field where computers are not used.

P: Those early computers were huge and heavy affairs, with problems of speed and size.
Q: It was only with the introduction of electronics that the computers really came of age.
R: But computers were in use long before that.
S: They had several rotating shafts and gears which almost always doomed them to slow operation.

3. S₁: Progress and success are attained in slow degrees.
S₆: However, we must realise the truth that perfection is attained in slow proportions to the amount of labour put in by us.

P: But slow progress makes us grow impatient, disheartened and discouraged.
Q: The general tendency is to find fault with the system.
R: It is for this reason that people condemn and criticise the government.
S: People expect miracles and nothing short of a magical transformation can convince them.

4. S₁: Gandhi's first political fast was made soon after his return from Africa.
S₆: He did not. fast against the mill owners, but in order to strengthen the determination of the strikers.

P: He had also received help from this man's sister.
Q: This was when the poor labourers of the cotton mills of Ahmedabad were on strike.
R: He was a friend of the largest mill owner.
S: Gandhi had made the strikers promise to remain on strike until the owners agreed to accept the decision of an arbitrator.

5. S₁: Ingratitude stings strongest where relationship is closest.
S₆: From any warm and healthy human relationship expectation of returns has to be weeded out.

P: Expectation turns innocent relationship into commerce.
Q: Human relationship is adulterated with sly commerce.
R: In commerce, of course, give and take is understood.
S: Most relationships are founded on mutual expectations.

6. S₁: While talking to a group, one should feel self- confident and courageous.
S₆: Any man can develop his capacity if he has the desire to do so.

P: Nor is it a gift bestowed by providence on only a few.
Q: One should also learn how to think calmly and clearly.
R: It is like the ability to play golf.
S: It is not as difficult as most men imagine.

7. S₁: Different countries show different patterns of growth.
S₆: Compared to this in Europe the growth rate is low.

P: Many, others have a high birth rate with a low death rate.
Q: Some have a high birth rate and still have a high death rate.
R: The developing countries show the most rapid growth rate.
S: Some others like the European nations, have a low birth rate and a low death rate.

8. S₁: During the Middle Ages the manufacture of cloth was divided amongst a number of associations of skilled workers who performed different operations required ih its production.
S₆: This was one of the reasons why the industry flourished in such rich countries as Flanders, Italy and Britain.

P: But the association of skilled workers lacked capital to buy it.
Q: Consequently, he began to assume the role of ther employer.
R: With the mechanisation of these operations, complicated apparatus became necessary for economic production.
S: The banker, therefore, stepped in to finance the industrialisation of these operations.

9. S₁: Urban problems differ from State to State and city to city.
S₆: There is no'underground drainage system in- most cities, and the narrow historical roads are already congested.

P: Most of the cities have neither water nor the required pipelines,
Q: The population in these cities has grown beyond , the planners' imagination.
R: However, certain basic problems are common to all cities.
S: Only broad macro - planning was done for such cities, without envisaging the future growth, and this has failed to meet the requirements.

10. S₁: The Hound of Baskervilles was feared by the people of the area.
S₆: The Hound of Baskervilles remains an unsolved mystery.

P: Some people spoke of seeing a huge, shadowy form of a hound at midnight on the moor.
Q: But they spoke of it in tones of horror.
R: Nobody had actually seen the hound.
S: This shadowy form did not reveal any details about the animal.