Subject Verb Agreement

(1) and (2) are incorrect because the subject, in the given sentence, is singular and as such the given blank will require a singular verb whereas both (1) and (2) are used for plurals with the second person personal pronoun “you”.
(3) is incorrect because it is used in present perfect tense in the sense of a helping verb, which must be followed by a main verb which is not there in the given sentence.

(1) is incorrect because it represents past tense whereas the given sentence needs a present tense.
(3) is incorrect because sometimes two subjects are regarded as representing one and the verb to be used is singular for a singular subject. "Fish and gravy" is considered as a single dish.
(4) is not applicable because (2) is correct and (3) is incorrect.

(1) is incorrect because when two singular nouns are combined as a subject, a plural verb is used whereas (1), i.e., 'goes' is used in the singular sense.
(3) is incorrect because it is a participle used in a continuous tense and must be proceeded by  a helping verb, which is not there.
(4) is incorrect because it is the past participle form of the verb 'g' and it is used only in the perfect tense and as such it must have a helping verb before it, which is not there.

(2) is incorrect because the subject in the given sentence is required whereas (2) is used with a plural    subject or with the pronoun 'you'.
(3) and (4) are incorrect because the given sentence represents a truth which has to be completed in the present tense.

(1) is incorrect because the pronoun “who” is used in the singular sense in the given sentence and as such “do not” is not suitable in the given sentence.
(3) is incorrect because it represents past tense whereas the given sentence represents a truth i.e., everybody loves his county and as such present tense is required.
(4) not applicable because (1) is incorrect and (2) is correct.

(1), (2) and (3) are incorrect because nouns, which stand for things that can be split up into two parts, always take a plural verb.

(2), (3) and (4) are incorrect because when the subject is adjective word then it is thought to be a plural subject. Hence, a plural verb is required whereas none of the (2), (3) and (4) has a plural verb.

ecause if 'have' is used, then the sense of the given sentence changes completely and such it means. “My trousers have made cheap cloth”.

(2) is incorrect because the phrase “The number” as a subject is used in the singular sense and as such a singular verb is needed whereas (2) is used for a plural subject or with the second person personal pronoun.
(3) and (4) are incorrect because they are the helping verbs and as such they must have a main verb, which is not there or if 'decreasing is considered to be the main verb then it belongs to the continuous (progressive) tense, where (3) and (4) are not used.

(1) and (2) are incorrect because if the words “a pair” is made the head word with a noun, which can be split up into two, a singular verb is used, whereas (1) and (2) are both plural verbs.
(3) is incorrect because if 'has' is used, then the meaning of the sentence changes and this change goes against the meaning and sense of the given sentence.

(1), (3) and (4) are incorrect because some nouns appear to be singular but practically they are thought to be plural whereas none of the (1), (3) and (4) has a plural verb.

(1), (2) and (4) are incorrect because when separate articles are used for the different nouns following the subject, the verb used is plural as they represent two persons and not one whereas none of the (1), (3) and (4) has a plural verb.

(1) and (3) are incorrect because if only one article is used with the two nouns, it means that only one is referred to and as such it will have a singular verb whereas (1) and (2) both have plural verbs.
(4) is incorrect because “could” and “coming” have no constitution in the structure of the given sentence.

(2) and (3) are incorrect because “many a” takes a singular verb whereas both (2) and (3) are plural verbs.
(4) is incorrect because “did not” cannot be used with the verb “damaged” as per the system of sequence of tenses.

(1) and (2) are incorrect because if the two nouns or pronouns are joined by either, the verb required is to be according to the second subject whereas in the given sentence (1) and (2) cannot be used.
(4) is not applicable because it cannot be used with the past participle form of the verb unless it is a passive voice sentence.

(1) is incorrect because there is no noun to be pointed. (3) is incorrect because when two nouns or pronouns are joined by “as well as”, the verb agrees with the first noun or pronoun.
(4) is not applicable because (2) is correct.

(1) and (3) are incorrect because if two singular subjects are joined by “not only but also”, they take a singular verb whereas both (1) and (3) are used with plurals.
(2) is incorrect because “will” alone cannot be used in a passive voice sentence.

(1), (3) and (4) are incorrect because a sentence, beginning with 'some', will take a verb according to the noun or pronoun, which follows it.

(1) is incorrect because when the antecedents of ‘each’ are two nouns, which depict separate entities, the verb to be used is in the plural form.
(3) and (4) are incorrect because both are modal auxiliaries and cannot be used without the main verb, which is not there in the given sentence.

(1) and (2) are incorrect because the given sentence depicts a truth and such a sentence must be in the present tense whereas both (1) and (2) depict past tense.
(4) is not applicable because (3) is correct and (1) and (2) are incorrect.

(1) is incorrect because if two subjects of different number and person are joined by “not only but also” they take a verb according to the last number or person, which in the given sentence is plural.
(3) and (4) are incorrect because these alone cannot be used in a passive voice sentence whereas the given sentence is also a passive voice sentence.

ned by 'and' and “each” precedes them, the verb to be used is singular whereas none of the (2), (3) and (4) has a singular verb.

(1), (2) and (4) are incorrect because if 'each' comes after a pronoun, then the verb to be used is plural and none of the (1), (2) and (4) has a plural verb.

(2), (3) and (4) are incorrect because if a clause appears as the subject of a sentence, the verb has to be singular whereas none of the (2), (3) and (4) has a singular verb.

(1) and (4) are incorrect because if an infinitive appears in the form of a subject, the verb has to be in singular form whereas none of the (1) and (4) has a singular verb.
(3) is incorrect because it relates to Past Tense whereas the given sentence is a truth and as such only present tense is to be used.