‘The sun will rise in an hour’ is the correct expression. Arise, meaning occur, is inappropriate here.

Choice (D) is the correct answer. Because the reference here is to a future possibility’ …. Will be’ is the correct expression.

The expression world-renowned is the best replacement for the underlined part.

The phrasal verb cut down is the correct replacement for the underlined part of the sentence.

The phrasal verb ‘admit of’ which means to show that something is possible or probable as a solution, an explanation, etc is apt in this sentence.

The sentence is grammatically correct and needs no improvement

Hanged, which is the past tense of hang meaning to kill somebody, is the correct replacement for the underlined part of the sentence.

The sentence does not require any improvement.

Choice(D) is the best replacement for the underlined part, because the reference is to a past occurrence and something which is likely to happen in the future, hence "have not been" and "can never be" are the correct expressions.

It is clear from the sentence that an adverb is required in this context. Hence the word attentively, which mentions how the person who is addressed should listen, is the best replacement for the underlined part.

The reference in this sentence is to a condition, this condition is indicated by the expressions 'had the room been brighter" or "if the room were brighter".

The word 'ruthless', which is used to describe persons or their behaviour, does not collocate with murder. The word gruesome is more appropriate here.

The sentence is grammatically correct and requires no improvement.

In this sentence the reference is to a routine occurrence, hence this should be reported in the simple present tense. Hence ‘agonises me most’ is the correct expression.

The expression ‘superior to’ brings out the comparison intended in the sentence. ‘More superior’ or ‘far superior than’ are grammatically incorrect.

Chugged, meaning ‘to move making the sound of an engine running slowly’ is the correct replacement for the underlined part of the sentence.

The underlined part of the sentence does not require any improvement.

Statement Q is a continuation of 1. 'Its' in P refers to the castle mentioned in Q, hence P follows Q. S comes next by reporting a sinister occurrence. It is quite obvious that R is a continuation of S. Hence QPSR is the correct sequence

It is exploit that only S can precede statement 6. As ‘he’ in 6 refers to Huen Tsang mentioned in S. This is seen only in Choice (C). Choice (C)

Statements R follows 1 stating how it was impossible to operate on a patient whose heart was not working properly. S follows R saying what happens when the heart stops. Statement Q, which mentions, how surgeons – these days – are able to stop a patient’s heart and carry out complicated operations, is a continuation of S. ‘They’ in P refers to ‘surgeons’ mentioned in Q. Hence RSQP is the correct sequence.

The correct answer is choice (B). R follows 1 as it talks about the church building. S comes next as it talks about how Rola spends her Sunday mornings. Q comes next as it gives an introduction to who Rola is. P follows Q as it talks about her uniqueness. 6 tells her what the uniqueness is.

The correct answer is choice (C). Q follows 1 as it mentions what birthdays provide kids with. S follows Q as it mentions that everyone loves to be with friends. The friends in S is a continuation to the friends in Q. R comes next as it mentions another aspect of birthdays, besides friends. The word ‘also’ helps us in understanding this. P comes in the end as in mentions things in additions to the presents mentioned in R.

The correct answer is choice (D). R follows 1 as it mentions what Grandpa did with the old clothes. S follows R as it mentions what the mother did with Grandpa’s clothes. Q comes next as it mentions that Grandpa did when he found the clothes again. P follows Q as it mentions the mother doing something again.

Please note : A correction has to be made in S. The word basket should be changed to cupboard.

The correct answer is choice (C). Q follows 1 as it further supports the idea of cinema being a teaching aid. R comes next as it mentions ‘also’ which means in addition to. This means that in addition to being useful for history teachers, it is also helpful to science teachers. P follows next as it gives another aspect of cinema besides just teaching. S comes next as it talks about social films which supports 6 in sequence as 6 talks about the impact of these films on the society.

The correct answer is choice (C). S follows 1 as it introduces what happens in the West. Q is a continuation of S and mentions the result P shows a contradiction and mentions what happens in India. R is a continuation of P and shows another aspect of India.

The correct answer is choice (B). S follows next as it mentions the shrieks. P follows next as the shrieks made the narrator think that a fight could be in progress. Q comes next as the narrator wanted to intervene so that they would not fight. R comes in the end as the narrator realizes that they are not fighting. 6 mentions that there was a fight on the TV.

Please note : Statement Q is unnecessary in the sequence and can be done away with.

The correct answer is choice (C). Q follows 1 as it helps build a chronology for Katherine. Q mentions her 15th year and hence, comes first. R comes next as it mentions the duration for which Katherine was in London. S follows R as it talks about her return to New Zealand and her experience there. P comes in the end as it mentions that she went back to England as she was unhappy in New Zealand. 6 mentions what she did after returning to England.

1 introduces what the author likes. R should follow next as it mentions when the main event kick-started. P comes next as the "then" refers to the 'childbirth' in R. S follows next as it mentions what the author is doing currently and Q concludes as it mentions how the work is going.

The correct answer is (B). S should follow 1 as it mentions when the incident took place. P follows next as it mentions where the incident took place. Q follows P as it mentions what had happened. R follows Q as the incident can be reported only after it has taken place.