TOEFL Words | Questions 431-440 431. Glass fibers were little more than a novelty until the 1930’s, when…

TOEFL Words | Questions 421-430 421. The downtown business district did not grow apace with the city as a whol…

TOEFL Words | Questions 411-420 411. This new technology enabled them to build factories in the Nation’s…

TOEFL Words | Questions 401-410 401. At the heart of a comer’s coma lies a nucleus of solid material, ty…

TOEFL Words | Questions 391-400 391. In 1903 the members of the governing board of the University of Washingto…

TOEFL Words | Questions 381-390 381. The simple of these is the carbon dioxide from the respiration of an ant …

TOEFL Words | Questions 371-380 371. One of the best-known examples of mass extinction occurred 65 million yea…

TOEFL Words | Questions 361-370 361. When water is scarce (as is often the case on a mountain) , lichens may b…

TOEFL Words | Questions 351-360 351. Young that are fed by their parents become nutritionally independent at a…