GMAT Sentence Correction is all about grammar, but not every grammar rule is equally important. With these Sentence Correction tips, we’ll look at some of the most important—and most often overlooked—Sentence Correction techniques. Read more

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If you’re anything like me, you read books and articles avidly (although maybe less often than you did in college), and you’ve been told that you’re a good writer (although you definitely write less than you did in college). The Sentence Correction portion of GMAT Verbal seems like it should be easy for you: fix anything that sounds like bad writing, and you’ll do well here.

Unfortunately, that assumption is wrong. Read more

The first time I read the original sentence in the below SC problem, I thought to myself: wait, what? What are you actually trying to say? I knew immediately that this would be a good one to discuss with all of you. 🙂

Let’s try it out (1 minute 15 seconds) and then we’ll dive in. This question is from the free problem set included in the new GMATPrep 2.0 version of the software.

*  Displays of the aurora borealis, or northern lights, can heat the atmosphere over the arctic enough to affect the trajectories of ballistic missiles, induce electric currents that can cause blackouts in some areas and corrosion in north-south pipelines.

 

(A) to affect the trajectories of ballistic missiles, induce

(B) that the trajectories of ballistic missiles are affected, induce

(C) that it affects the trajectories of ballistic missiles, induces

(D) that the trajectories of ballistic missiles are affected and induces

(E) to affect the trajectories of ballistic missiles and induce

This was my thought process as I read that first sentence:

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