Explanation: ‘when’ should be used in place of ‘than’. RULE: Hardly, Scarcely are followed by ‘when’, while ‘No sooner’ is followed by ‘than’.

Explanation: ‘Dived into the pool’ should be used instead of ‘dive in the pool’. The sentence is in past tense. The preposition ‘into’ should be used with ‘dive’.

Explanation: ‘Legally’ will be used here. An adverb has to be used as it modifies the verb ‘register.’So, option (b) gets eliminated as it contains the word ‘legal’. ‘Mine’ in option (c) is incorrect as possessive is not needed. A reflexive pronoun will be used which is in option (a). So, the correct answer is option (a).

Explanation: Use ‘Many of the students’ in place of ‘Many a students’. Article ‘a’ is used with singular and here ‘students’ is plural. So, ‘many of the students’ is correct.

Explanation: Use ‘If I were’ in place of ‘if I was’. ‘If I were’ is used in the subjunctive mood when it expresses a condition which is doubtful or not factual or when we have to tell about our desires.

Explanation: Use ‘a good command over’ in place of ‘the good command’. ‘A good command’ means ‘sufficient command as needed’. ‘The good command’ is used for some specific purpose.

Explanation: Replace ‘had ran’ with ‘had run’. ‘Had’ should be followed by V3 (run) in this sentence.

Explanation: Use ‘the nearest house’ in place of ‘the nearer house’.‘The’ should be followed by a superlative degree.Here, in this case ‘the house’ that was the closest is being referred to.

Explanation: ‘stopped laughing’ should be used. We use the ‘-ing form’ after ‘stop’ to indicate that an action or event is no longer continuing. In this sentence, students stopped laughing as soon as the teacher entered the classroom.

Explanation: ‘If they will get married’ should be replaced with ‘If they get married’. The verb in the ‘IF’ Clause is in the present tense. The verb in the main clause is in the simple future. It does not matter which clause comes first. RULE: Sentence structure: ‘If + simple present, simple future.

Explanation: Replace ‘would’ with ‘will’. The given sentence is a conditional sentence. RULE: The verb in the ‘IF’ Clause is in the present tense and the verb in the main clause is in the simple future. It does not matter which clause comes first. Sentence structure: ‘If + simple present, simple future’. In the given sentence, the If clause is in present tense, So, in the main clause ‘will’ should be used.

Explanation: ‘No soon’ should be replaced with ‘No sooner did’. RULE: ‘No sooner did — than’ used to say that something happened almost immediately after something else. We always use inversion form in sentences starting with: ‘Hardly/scarcely/barely/no sooner/ not only/neither etc.’ i.e. ‘H.V. + Subject + Main verb’. Eg. Hardly had she reached the bus stop when her boss reached.

Explanation: No improvement

Explanation: ‘went off’ should be used in place of ‘were get off’ . The sentence is in the Past Tense. So, option (b) and (c) should get eliminated. ‘Went off’ is a phrasal verb. Went off – to burst forth / break out suddenly or noisily. If power or light goes off, it simply means it stops working.

Explanation: ‘died of fright’ should be used in place of ‘died from fright’. The preposition ‘of’ should be used with died. This is a phrasal verb. ‘Died of’ is used to give the reason for something.

Explanation: Use ‘on failing’ instead of ‘to be failed’. ‘to be failed’ is incorrectly used. It must be replaced with the participle form ‘on failing’. To fail means having a lack of success, shortcoming, weakness. Thus the correct sentence will be: He was greatly disappointed on failing again.

Explanation: The given sentence is negative(do not see) so ‘any reason why’ must be used in place of ‘some reasons why’ because ‘Any’ is used in a negative sentence while ‘some’ is used in an affirmative sentence.

Explanation: Having been warned before’ must be used. RULE – Perfect Participle (Having + v3) Vs (Having been +v3) (Having + v3) is used when it qualifies doer of the sentence while (Having been + v3) is used when it qualifies non-doer of the sentence. The sentence is in Present Perfect Continuous tense. Usually, its structure is ‘have/has + been + V1’. But the sentence is in Passive voice, and the use of tense is incorrect.

Explanation: Use ‘in a week’s time’ in place of ‘from a weeks time’. If you say that something will happen, for eg, in a week’s time or in two years’ time, you mean that it will happen a week from now or two years from now. Eg: Presidential elections are due to be held in ten days’ time

Explanation: ‘unless you try’ will be the correct form. ‘Unless’ means the same as ‘if…not’. It should not be followed by a negative word like no, not,’don’t’ etc. /‘unless you try’

Explanation: ‘I had heard’ should be replaced with ‘I heard’. There are sentences which have one incomplete sentence (subordinate clause) related with a complete sentence (principal clause) and both pertain to Past Tense. RULE: If two actions take place in the past, one after the other, the first action will be in ‘Past perfect tense’ and the second action will be in ‘simple past tense’. 1st action – past perfect tense 2nd action – simple past tense.

Explanation: Parallelism will be followed. The given sentence is of past continuous form. Hence, ‘was playing’ will be used.

Explanation: ‘Had finished’ will replace ‘finish’. The action occurred in the past. RULE: If two actions take place in past, one after the other, the first action will be in ‘Past perfect tense’ and the second action will be in ‘simple past tense’ 1st action – past perfect tense 2nd action – simple past tense.

Explanation: ‘whether you like it’ should be used instead ‘if you are liking it’. ‘If’ is used in conditional sentences and ‘whether’ is used when you are showing that two alternatives are possible. The given sentence talks about two alternatives.

Explanation: In the given sentence instead of ‘to watch’ use ‘watching’.The verb enjoy will be followed by “verb+ing (Gerund Form)”. Eg: I enjoy dancing/I enjoy cooking.

Explanation: Instead of ‘couldn’t got some sleep’ we will use ‘couldn’t get any sleep’. Could is a modal and with modals first form of the verb is used. Also use of ‘could not’ implies it is a negative sentence and in negative sentences ‘any’ is used. So option ‘c’ will be the right answer.

Explanation: Instead of ‘looked on the matter’ we will use ‘looking into the matter’.‘Looking into’ is a phrasal verb which means “to investigate something.”

Explanation: Question Tag Rule: The tense of question tag must be the same as that of the remaining sentence. The sentence is in past tense. So, the question tag should also be in the past tense. Moreover, the sentence is not a negative sentence. Therefore, the question tag will be negative. Thus, ‘wasn’t it’ must be used instead of ‘isn’t it’.

Explanation: ‘Quite a cheap’ must be used instead of ‘quite the cheap’. ‘Quite cheap’ is a phrase which means that it is cheap to a great extent. Use of ‘quite a’: ‘Quite a few’ – an indefinite and somewhat large number, more than a few but fewer than a lot, a fair number of. ‘Quite a bit’ – you have a lot of something. It can be used to say something is in greater quantity.

Explanation: ‘This is the place’ should be used. Use the definite article ‘the’ before place. Generally, we do not use ‘the’ before a proper noun (name of a place). But when we talk about a specific place, we use ‘the’ before it.

Explanation: Use ‘than’ instead of ‘that’. RULE: ‘No sooner’ is always used with ‘than’. No sooner………….than So ………….that Also, inversion form of sentence is used with sentences starting with: ‘No sooner/ scarcely/ barely/ hardly/not only/ neither/ etc.

Explanation: No improvement.

Explanation: “I made them cleaning the room” will be replaced by “ I made them clean the room”. The above given sentence is in simple past tense. Here, we need to understand the meaning of the given sentence. The task has already been completed before this statement was made. So, the verb ‘made’ is correct. But ‘cleaning’ should be replaced with the adverb ‘clean’. So, the correct answer is option a./“ I made them clean the room”

Explanation: As the bank failure was an incident that took place in the past, so the past simple form of the verb(ruined) will be used in the given sentence. Therefore, use “were ruined” instead of “were ruining”.

Explanation: We use ‘when’ to mean ‘at the time that’. The given sentence is in past tense, therefore, instead of ‘are keeping our luggages’ we use ‘kept our luggage’. Moreover, the noun ‘luggage’ can be countable or uncountable. In more general, commonly used contexts, the plural form will also be luggage. RULE: Certain noun are uncountable nouns : Poetry, Furniture, Hair, Business, Scenery, Breakage, Equipment, Bakery, Behaviour, Luggage, Confectionary, Music, Electricity, Traffic, Dust, Fuel, Cost, Jewellery, Evidence, Postage, Knowledge, Intelligence, Baggage, Crockery, Mischief, Dirt. They take singular verbs with them. They do not take articles ‘a/an’, many few, number or plural forms.

Explanation: ‘waits to you’ should be replaced with ‘has been waiting for you’.The given sentence shows the action that has happened continuously in the past. Thus, past perfect continuous tense should be used.

Explanation: Instead of ‘is slept’, ‘was asleep’ must be used. When you use the past continuous with two actions in the same sentence, it expresses the idea that both actions were happening at the same time. The actions are parallel.

Explanation: ‘Haven’t you’ will come instead of ‘have you’. question Tag Rule: the question tag should be in the same tense as the rest of the sentence. The given sentence is in future tense, so, question tag should also be in the future tense. Moreover, the sentence is not a negative sentence. Therefore, the question tag will be negative. Hence, option (a) is the right answer.

Explanation: ‘who’ should be used in place of ‘that’. ‘that’ is a relative pronoun that is used when referring to either a person or a thing while ‘who’ is a relative pronoun that is used when referring to a person.

Explanation: Replace ‘Even if he is a honest man’ by ‘Although he is an honest man’. ‘an’ is used before words starting with vowel sounds(honest). Also, this is a contrasting sentence, so we will use ‘although’.

Explanation: Instead of ‘she availed of’ use ‘she availed herself of’.‘avail of’ is a reflexive verb. It takes reflexive pronouns such as oneself, herself etc. RULE: Reflexive pronoun is used after ‘reconcile, acquit, resign, avail, amuse, avenge, exert, apply, enjoy, absent, adapt, pride, adjust.

Explanation: Here, the latter part of sentence is in simple past, therefore in ‘Past Conditional’ rule is: RULE: If+ simple past , Subject + would + V3 Therefore, the former part should be in the past perfect tense. Such conditional sentences are used when something did not happen because a certain condition was not fulfilled . Use ‘If I had a degree’ instead of underlined part of the sentence.

Explanation: Replace ‘were available to’ with ‘was available for’. RULE: Neither-nor/ Either-or takes the verb according to the second subject. Here, chairman which is singular, hence the verb used will also be singular. Moreover, ‘available to’ is used in context of a person whereas ‘available for’ is used in context of a purpose.

Explanation: No substitution

Explanation: lest you should regret is later Underlined part need no substitution as we always use ‘lest’ with ‘should’ Lest….….should/Lest

Explanation: Use of “for a long time now” indicates present perfect continuous tense (used for an activity starting in the past and still continuing). Therefore, we will use “have been asking him for a raise”. Rule: Sub + has/have + been + 1st form of verb + ing + obj

Explanation: With “One of the” we always use plural nouns and a singular verb. Rule: Each/ every/ one of the + plural noun/ pronoun + singular verb/adjective

Explanation: Instead of “If you will bring” use “If you bring” Rule: If + simple present, simple future.

Explanation: Instead of “no other hobby but” use “No other hobby than” You use ‘no other than’ when you are going to mention a course of action, decision, or description and emphasize that it is the only one possible in the situation. (Here, she has only one hobby of collecting coins)

Explanation: ‘voyage across’ should be used in place of ‘voyaging over’. We use ‘across’ as a preposition and an adverb. ‘Across’ means on the other side of something, or from one side to the other of something which has sides or limits such as a city, road or river.