Positive and Negative Responses

It is well documented that people have positive responses to some words, such as “kind� and “wonderful,� and negative responses to others, such as “evil� and “nausea.� Recently, psychological experiments have revealed that people also have positive or negative responses to many nonse...

Car Safety Requirement

Provinces and states with stringent car safety requirements, including required use of seat belts and annual safety inspections, have on average higher rates of accidents per kilometer driven than do provinces and states with less stringent requirements. Nevertheless, most highway safety experts agr...

Here's the OE Answer choice (A): The argument is about the independent discovery of calculus; the author makes no assumption that Leibniz did not tell anyone else, and indeed the fact that Newton did tell Leibniz is not accepted by the author as undermining the conclusion. Answer choice (B): Negate...

Hypertensive Personality

People with high blood pressure are generally more nervous and anxious than people who do not have high blood pressure. This fact show that this particular combination of personality traits—the so called hypertensive personality—is likely to cause a person with these traits to develop high blood...

Marketplace Of Ideas

Journalist: A free marketplace of ideas ensures that all ideas get a fair hearing. Even ideas tainted with prejudice and malice can prompt beneficial outcomes. In most countries, however, the government is responsible for over half the information released to the public through all media. For this r...

Technical Articles

The increasing complexity of scientific inquiry has led to a proliferation of multiauthored technical articles. Reports of clinical trials involving patients from several hospitals are usually coauthored by physicians from each participating hospital. Likewise, physics papers reporting results from ...

My query is : "have swept" is present perfect but I suppose we should use "past perfect"(had swept) in that place. Here's my take : Present Perfect tense shows something that has happened in the PAST, that may or may not yet be completed. It often suggests that the past action is...

To allay fears whether they had misjudged the fractures even in patients with stable femur injuries, and thus do not require surgery, orthopedic surgeons often prescribe follow-up x-rays. Nevertheless, when a number of follow-up x-rays were reviewed, all the fractures that were initially screened a...