GRE-GMAT英语大全

Coral reefs are one of the most fragile, biologically complex, and diverse marine ecosystem on Earth. This ecosystem is one of the fascinating paradox...

Two divergent definitions have dominated sociologists' discussions of the nature of ethnicity. The first emphasizes the primordial and unchanging ...

The fact that superior service can generate a competitive advantage for a company does not mean that every attempt at improving service will create su...

kazuko nakane's history of the early japanese immi- grants to central california's pajaro valley focuses on the development of farming communi...

it can be argued that much consumer dissatisfaction with marketing strategies arises from an inability to aim advertising at only the likely buyers of...

protein synthesis begins when the gene encoding a protein is activated. the gene's sequence of nucleotides is transcribed into a molecule of messe...

japanese firms have achieved the highest levels of manufacturing efficiency in the world automobile industry. some observers of japan have assumed tha...

it was once believed that the brain was independent of metabolic processes occurring elsewhere in the body. in recent studies, however, we have discov...

historians sometimes forget that history is conunu- ally being made and experienced before it is studied, interpreted, and read. these latter activiti...

Joseph Glarthaar's Forged in Battle is not the first excel- lent study of Black soldiers and their White officers in the Civil War, but it uses mo...