OG19新题 题目总数：142 做题总人数：8254 平均准确率：75.1%
来源： 142人已做 650难度 43%正确率
来源： 138人已做 650难度 84.1%正确率
来源： 141人已做 680难度 70.9%正确率
来源： 137人已做 650难度 66.4%正确率
来源： 138人已做 650难度 94.9%正确率
来源： 144人已做 600难度 84.7%正确率
来源：GWD–TN24套 、破解版07 、Manhattan 、破解版08 、破解版12 、精选题库 、测评题 140人已做 600难度 87.1%正确率
来源： 144人已做 650难度 70.1%正确率
来源： 146人已做 680难度 23.3%正确率
来源： 147人已做 680难度 28.6%正确率
Because 70 percent of the people of India use wood as their sole fuel, ten million acres of forest have been lost there since 1960, resulting in wood now costing eight times as much to collect and distribute than in 1960.
In a blow to those who still harbored the illusion that E-mail exchanges are private, a watchdog group recently uncovered a trick for enabling an interloper to rig an E-mail message so that this person will be privy to any comments that a recipient had added as the message is forwarded to others or sent back and forth.
With near to all tortilla chips made from corn kernels that have been heated in a solution of calcium hydroxide (lime), this removes the skin of the kernel so water can penetrate.
Many population studies have linked a high-salt diet to high rates of hypertension and shown that in societies where they consume little salt, their blood pressure typically does not rise with age.
The cactus is now heavily plundered in deserts in the southwestern United States, so much that enforcement agencies in five states have created special squads for its protection.
What is the remainder when the positive integer n is divided by the positive integer k, where k > 1 ?(1) n = (k + 1)^3(2) k = 5
In a certain high school, 80 percent of the seniors are taking calculus, and 60 percent of the seniors who are taking calculus are also taking physics. If 10 percent of the seniors are taking neither calculus nor physics, what percent of the seniors are taking physics?
The sides of a square region, measured to the nearest centimeter, are 6 centimeters long. The least possible value of the actual area of the square region is
If k and n are positive integers such that n > k, then k ! + (n − k) · (k − 1)! is equivalent to which of the following?
A certain one-day seminar consisted of a morning session and an afternoon session. If each of the 128 people attending the seminar attended at least one of the two sessions, how many of the people attended the morning session only?(1) 3/4 of the people attended both sessions. (2) 7/8 of the people attended the afternoon session.