Location: San Francisco or surrounding
Class period: August through October
Exam Month: November
Contact: Minghao.come@gmail.com

Hi Ron, I think this was probably mentioned earlier but I just want to clarify: when we use "whereas" to express contrast effect, we don't have to match the subjects of the two connecting sentences, right? In the OA, for example, the subject in the preceding sentence is "the use"...

Hi Ron, I ruled out A (still harbored) and B (had still been harboring) because "still" indicates ongoing process but "harbored" in A and "had been" in B indicates completion of the verb "harbor". Is that a valid point or would you say these two constructions ...

The United States petroleum industry’s cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade. A The United States petroleum industry’s cost to meet environmental regulations is projected at ten percent of the price p...

Hi Ron, I ruled out A (still harbored) and B (had still been harboring) because "still" indicates ongoing process but "harbored" in A and "had been" in B indicates completion of the verb "harbor". Is that a valid point or would you say these two constructions...

Hi Ron, I think this was probably mentioned earlier but I just want to clarify: when we use "whereas" to express contrast effect, we don't have to match the subjects of the two connecting sentences, right? In the OA, for example, the subject in the preceding sentence is "the use"...

Sorry I didn't specifiy earlier, I first saw this question from "GMAT Club" website and the original poster claimed the source to be GMAT PREP.

Hi MGMAT Experts, I completely agree E is the best answer among given answer choices. I only have one question regarding the past perfect tense in choice E- "moisture EXHALED by tourist HAD RAISED the humidity" somehow leads me to think HAD RAISED took place before EXHALED. As Ron would sa...

Ah yes, I apologize for oversimplifying the rule before. I should not have said "inanimate". Instead, let's use the more accurate term Ron and I have used many times on the forum: "eligible". An eligible noun is one that is not only inanimate but also agrees in number. So in thi...