A He acts as if he owns the place.
B He acts as if he owned the place.
C He acts as if he has owned the place.
D Both A and B are acceptable.
Explanation: \'As if\' can take either indicative (A) for probable situations or subjunctive (B) for hypothetical ones.
A I wish I was taller.
B I wish I were taller.
C I wish I am taller.
D I wish I will be taller.
Explanation: After \'wish\', the subjunctive \'were\' is used for unreal present situations in formal English.
A He is more smarter than his brother.
B He is much smarter than his brother.
C He is more intelligent as his brother.
D He is smartest than his brother.
Explanation: Double comparatives (\'more smarter\') are incorrect. \'Much\' properly intensifies the comparative \'smarter\'.
A Neither of the answers are correct.
B Neither of the answers is correct.
C Neither of the answer are correct.
D Neither of the answer is correct.
Explanation: \'Neither\' is singular and takes \'is\'. \'Answers\' must be plural for \'of the\'.
A The data shows that climate change is accelerating.
B The data show that climate change is accelerating.
C The data is showing that climate change is accelerating.
D Both A and B are acceptable.
Explanation: \'Data\' can be treated as singular (A) in modern usage or plural (B) in traditional formal usage.
A He denied that he stole the money.
B He denied having stolen the money.
C He denied to steal the money.
D Both A and B are correct.
Explanation: \'Deny\' can be followed by a that-clause or a gerund, but not an infinitive.
A I look forward to hear from you.
B I look forward to hearing from you.
C I look forward to heard from you.
D I look forward to hear it from you.
Explanation: In \'look forward to\', \'to\' is a preposition and must be followed by a gerund (-ing form).
A She is used to work late.
B She is used to working late.
C She used to working late.
D She is use to work late.
Explanation: \'Is used to\' (accustomed to) requires a gerund. \'Used to\' (past habit) requires a base verb.
A He insisted on to go early.
B He insisted on going early.
C He insisted to go early.
D He insisted going early.
Explanation: \'Insist on\' requires a gerund. \'Insist\' alone can take a that-clause but not a gerund directly.
A The reason is because he was late.
B The reason is that he was late.
C The reason is due to he was late.
D The reason is for he was late.
Explanation: \'The reason is that\' is grammatically correct. \'The reason is because\' is considered redundant.
A Everyone should bring their own lunch.
B Everyone should bring his or her own lunch.
C Everyone should bring its own lunch.
D Both A and B are acceptable.
Explanation: In modern English, \'their\' as a singular pronoun is widely accepted, as is \'his or her\' for formal agreement.
A He is one of those people who is always late.
B He is one of those people who are always late.
C He is one of those people who was always late.
D He is one of those people who has been always late.
Explanation: \'Who\' refers to \'people\' (plural), so the verb should be \'are\' for proper agreement.
A The number of students have increased.
B The number of students has increased.
C A number of students has increased.
D A number of students is increasing.
Explanation: \'The number of\' is singular and takes \'has\'. \'A number of\' would take \'have\'.
A Each boy and girl were given a certificate.
B Each boy and girl was given a certificate.
C Each boys and girls were given a certificate.
D Each of boy and girl was given a certificate.
Explanation: \'Each\' distributes to individuals, so the verb is singular \'was\' even with compound subjects.
A I would have gone if I was invited.
B I would have gone if I had been invited.
C I would have gone if I would have been invited.
D I would have gone if I am invited.
Explanation: Third conditional requires \'had been\' in the if-clause, not \'was\' or \'would have been\'.
A He is taller than me.
B He is taller than I.
C He is taller than I am.
D Both B and C are formally correct.
Explanation: In formal English, \'than I\' or \'than I am\' is correct as \'than\' functions as a conjunction.
A Who did you give the book to?
B To whom did you give the book?
C Whom did you give the book to?
D Both B and C are formally correct.
Explanation: In formal English, \'whom\' is the object form. Both B and C use correct formal structure.
A He is more happy than his brother.
B He is happier than his brother.
C He is more happier than his brother.
D He is most happy than his brother.
Explanation: One-syllable adjectives like \'happy\' form comparatives with \'-er\', not \'more\'.
A She told me that she will come tomorrow.
B She told me that she would come the next day.
C She told me she comes the next day.
D She told me she will come the next day.
Explanation: In reported speech, \'will\' becomes \'would\' and \'tomorrow\' becomes \'the next day\'.
A Hardly had I reached when the train left.
B Hardly had I reached when the train had left.
C Hardly had I reached when the train left.
D Hardly I had reached when the train left.
Explanation: \'Hardly...when\' uses inversion. \'Hardly had I reached\' is followed by simple past \'left\'.