Toefl Junior Reading Comprehension Practice Test Pdf 2021 -

Before the discovery of the mechanism, historians believed that such complex gear systems did not exist until the 14th century, over a thousand years later. The Antikythera Mechanism proved that ancient engineers were far more advanced than previously thought. Although the technology was seemingly lost for centuries, its discovery highlights the incredible ingenuity of ancient Greek civilization. Today, researchers are still using modern X-ray technology to read the tiny inscriptions on the device, hoping to unlock more secrets of this ancient marvel.

A. They were invented by Greek sponge divers. B. They did not exist until much later in history. C. They were used for driving ships. D. They were common in everyday ancient households. toefl junior reading comprehension practice test pdf 2021