English problems

Since, the sentence starts talking about the reason; R will be the continuing statement as it goes with the flow of the statement. The continuing statement talks about the existing of life i.e. P. Thus, all other options are eliminated. The correct formation would be, ?There is no reason why we should not be willing to think that life may exist in great profusion in other worlds.?

Since, the starting statement carries a subject; the next statement will carry a verb i.e. Q follows as it mentioned the discovery of the Regent. R will bethe continuing statement which states what he actually discovered. P follows next as it talked about the reaction of the Regent after the discovery. And S would be the concluding statement and thus form a coherent paragraph.

The correct formation would be, ?The Regent having discovered that he had imprisoned an innocent man released Voltaire and gave him a pension.?

Since, the starting statement carries a subject; R will be the first statement. The next statement describes why are they hunted, so Q follows P, as it states that what is being done with the horns. S would be the concluding statement and thus form a coherent paragraph.

The correct formation would be, ?The Rhinoceros is hunted by poachers for its horn which is sold at high prices.?

Since, the starting statement carries a subject; S will be the first statement as it talked about the world?s fastest computers. The next statement describes the initial use of the same and the statement that follows states the new uses of the computers as environmental tools. Thus SQRP is the correct sequence and thus form a coherent paragraph.

The correct formation would be, ?The world?s fastest computers initially conceived for military purposes are finding various new uses as environmental tools.

Since, the starting statement carries a subject; R will be the first statement as it talked about sense of inferiority. S follows next logically. P describes the feeling of inferiority and thus continues with the flow. Q will be the concluding statement and thus form a coherent paragraph.

The correct formation would be, ?The sense of inferiority in others and not an exalting one is a painful feeling without this indirect appeal of our self-love.?

With certain words like, be senior to, be junior to, be superior to, be inferior to, etc. is always followed by ?to?. Thus, the correct sentence would be, ?I am senior to him by two years?.

The modal ?Could? is used to express possibility. It is simply used to state one or more things that are possible or were possible in the past. In this statement, ?to have achieved? needs to be replaced with ?for achieving? to make the sentence correct. Thus, the correct sentence would be, ?When I finished writing the letter, I could not help admiring myself for achieving the impossible?.

?Cured? is followed by the preposition ?of?. Thus, the correct sentence would be, ?He will be cured of his fever?.