Of course, if you can explain the usage in grammatical terms, you will be able to generalize the error and be able to spot it much quicker. Therefore, if you can understand the grammatical reasons, take some extra time to study and gain this advantageous mastery. I’d like to refer you to the grammar section discussed in the sentence completion section of this book.
The Most Common Sentence Completion Testing Points
Not all of the grammatical aspects of any sentence are covered in any grammar book. Focusing our attention on the Aptitude Test, the following are the most common points normally asked in the sentence completion section of the test.