Subject Verb Agreement is frequently tested portion of the sentence correction part in CAT and in GMAT.You may ask what is so great in it.
A singular subject requires a singular verb and a plural subject a plural verb .Well the test takers tend to make it difficult .. how well if don't know the name of the subject ,you will not find a verb form that agrees with it.
"Insert the middlemen"
the most common way to confuse is to insert a phrase inbetween .
The houses of that rich man contains very expensive furniture
plural houses requires contain
do not get confused by subject followed by the word of..
consider the sentence
The discovery of new lands was vital to the expanasion of the british empire.
The discovery of new lands were vital to the expanasion of the british empire.
The actions of my friends is/are not very wise
"AND and Additives "
and combines two singular and make it plural
but other additives don't for example along with, in addition, accompanied by ,as well as ,including.They are all singular in nature.
eg :Mathematics, in addition to history, is a required subject
"Or either or & Neither nor"
now some sentence are disjunctive ,these contain one singular subject and one plural .What verb form should be used then.The subject nearest to the verb and make sure the verb agrees in number with this subject.
Neither his friends nor joe is going to the beach
Neither joe nor his friends are going to the beach
"Collective nouns are singular in nature"
army ,crowd ..etc therefore require singular verb form
Indefinite pronouns are normally singular
what is an indefinite pronoun are those which are not specific about the things or thing they refer to
Anyone Anybody Anything .. are singular
Though some, any ,none, all ,most are indefinite pronouns depend on the context of the sentence
Each and Every are singular
Numerical words are phrases are singular though majority minority are plural.
parting tips think singular ,also try to flip the sentence to check singular or plural nature of the subject.
Now i think you are ready for the test ,please try the questions in the comment section