SAT / ACT Grammar Masterkey

A subject doesn't always come in the beginning of a sentence. It is possible for a verb to come before the subject for EMPHASIS . This is called an inversion , the most difficult concept used in SVA questions. While inversion questions don’t appear often, they are frequently tested. Therefore, we must understand this concept to ace the SAT and the ACT. In an inversion, the sentence order will be  verb -> subject , instead of subject -> verb Common Inversions:

Subject-Verb Agreement rules 1. Singular subject takes singular verb.      My student lives in the city.      My student live in the city.    (x) 2. Plural subject takes plural verb.       My students live in the city.       My students lives in the city . (x) 3. Uncountable subject takes singular verb.       Water is refreshing.      Water are refreshing.  (x) 4. Past tense ignores the agreement rule (except for Be verbs).      My friend lived in the city.      My friends lived in the city.        My friends are in the city.       My friends were in the city.        My friends was in the city.    (x) 5. Subjects connected by "and" take plural verbs.      Dan and Jane like jazz.      Dan and Jane are married. 6. When subjects are connecte...

In English, there are many different types of nouns, and the two most important types are countable and uncountable nouns. As the names suggest, countable nouns refer to those that can be counted such as "apple," "book," and "phone," while uncountable refers to nouns that cannot be counted like "water," "air," and "love." These countable nouns also come in two different forms:  singular (1) and plural (2 or more) To make a plural form of a noun, we simply add —s or —es at the end of the word. friend (1) friend s (2 or more) Verbs, on the other hand, have different characteristics.  When writing in a present tense, verbs also have singular and plural forms,  but the rule is the opposite: adding —s or —es at the end makes the verb "singular." play s (1) play (2 or more) As you can see from the chart above, the plural form of the verb "play" is "play," while the singular...