21. (2) away will not be used because–                           The tea I am drinking is hot (tea-definite)
    to pass away (Phr. V.) : to die; end                         Look at the examples given below :
    to pass time : to spend time, especially when you are        The flowers in her garden are beautiful. (Definite –
    bored or waiting for something/someone                       the ones in her garden)
    to pass (Verb) means to move past                            The flowers (that) are in her
    Look at the examples given below :                                            ̄
    The road was so narrow that cars were unable to pass.           
    They passed the time until dinner talking and playing        garden are beautiful.
    cards.                                                       The dog in the backyard is very cute. (Definite-the
    My aunt passed away last month.                              one in the backyard)
    The years of famine passed away and were followed            The dog (which) is in the backyard is very cute.
    by years of prosperity.                                                     ̄
    Hence, to pass the time is the right usage.                   
22. (3) to enter will replace entering because –                 Hence, the tea is the right usage.
    The to-Infinitive (Main Verb) : functions as a Noun,    28. (1) the will be used before poor because –
    as Adjective, or an Adverb.                                  the (Def. Art.) is used with Adjectives to refer to a
    In this sentence,                                            thing or a group of people described by the Adj.
    permitted to enter, to enter is the direct object,           Look at the examples given below :
    the Noun that receives the action of the Verb                The poor always suffer.
    (Permitted).                                                   ̄      ̄
    To enter refers to a thing being done, or, desired to     Def. Art. Adj. (refers to a group of people who are poor)
    be done                                                      He is collecting money for the blind.
    Hence, to enter the park is the right usage                                                ̄
23. (2) contains will replace contain because –                                               Def. Art.
    The fifth and final act (Main Subject) is in Singular.       blind refers to a group of people who are blind.
    Hence, the Verb will also be in Singular as a Verb
                                                            29. (2) hearing will replace hear because –
    agrees with its Subject in Number.
                                                                 Phrasal Verbs are always followed by Gerunds.
    Singular Subject ® Singular Verb (Main Verb + S)
                                                                 Here, look forward to is a Phr. V.
    Plural Subject ® Plural Verb (Main Verb without S)
                                                                 Look at the examples given below :
    Look at the example given below:
                                                              He was accused of smuggling contraband goods.
    The great poet and scholar is dead.
                                                                               ̄             ̄
    Here, scholar and poet refer to the same man.
                                                                            Phr. V.      Gerund
    So, the Subject is in Singular and the Verb is also in
                                                                 He insisted on proof-reading the article again.
                                                                             ̄               ̄
    Hence, of Macbeth contains is the right usage.
                                                                       Phr. V.          Gerund
24. (3) was will replace are because–
                                                            30. (3) at will replace by because –
    when a Plural Noun is placed with a real Singular
    Subject (one, each, etc.) with of, the Verb will be          Shocked always agrees with at (Prep.)
    Singular.                                                    at is used with Adjectives for showing the cause of
    Look at the examples given below :                           something.
    One of the boys is ill.                                      Look at the examples given below :
    Each of the girls is clever.                                 They were impatient at the delay.
    Hence, was shot dead is the right usage.                     She was delighted at the result.
25. (4) No error                                                 Here, shocked is the Adj. and it is indicating the
                                                                 Cause (reason) of the actress’s shock.
26. (1) have seen will replace saw because –
                                                                 Hence, at the news of her dog’s death is the right
    Since (Prep.) : from a time in the past until a later
    past time, or until now, used with the Present Perfect
                                                           31. (4) No error
    or Past Perfect Tense.
                                                           32. (2) the will replace a because –
    Look at the examples given below :
                                                               here, we are talking about a particular/definite/specific
    She has been off work since Tuesday.
    He has been working in a bank since leaving school.
                                                               The sentence can also be written as –
    Hence, I have seen him is the right usage
                                                               I know the doctor who you are referring to.
27. (1) The will be used before Tea because –
    Here, we are talking about a particular tea, followed
                                                                                   Rel. Pro.
    by a Relative Pronoun (which).
                                                               Look at the examples given below :
    The sentence can also be written as –