2013gre考试备考:gre阅读逻辑题及答案解析(3)
新GRE考试阅读中对于逻辑题的考生是一个重点,下面几天我们将针对新gre考试逻辑题题型给大家整理一些练习题。希望对考生在阅读方面的复习有所帮助。 9.The early universe contained only the lightest elements, hydrogen and helium. Heavier elements,such as carbon, form only in nuclear reactions in stars and are dispersed whe...