The powerful new bloc of nations that is emerging onto the world economic stage includes _____.

A: New Zealand, Australia, Singapore, Indonesia, and Pakistan

B: Brazil, Russia, India, China, and South Africa

C: Belgium, Rwanda, Israel, Cuba, and South Korea

D: Brazil, Russia, India, Canada, and Korea




  1. Recently, researchers uncovered the molecular structure of a key protein that retroviruses use to multiply. This was a significant step toward _____.

producing lifelike artificial limbs

stopping the spread of the HIV/AIDS virus

providing healthcare for all people

using biotechnology to vaccinate children




  1. What percent of gasoline consists of ethanol that is made from corn?

25 percent

20 percent

10 percent

5 percent




  1. Which is not a goal of the U.S. in Afghanistan?

build a democratic government

restore the Taliban to leadership

protect women’s rights

strengthen the economy


Verified Answer :

the answer of the first question is the choice B.
The powerful new blox of nations that is emerging onto the world economic stage includes Brazil, Russia, India and China. For the second answer, this was a significant step toward biotechnology to vaccinate children.So the answer is the choice D. Frequently, the percent of ethanol in gasoline is about 10%, so the answer is the choice C:10%. For the last question, obviously, to restore the Thaliban to leadership.