... TÀI LIỆU LUYỆN THI TOEFL 10/ 2003 (a)it is mostly (b)mostly (c)almost (d)both are almost 16.Bacterial ... from far away. Even at close range, the only visible features are thin, kinked brown lines resembling cracks in an eggshell. And this analogy is not far off the mark. The surface of Europa is ... Although the term “Neolithic” is not used in North American prehistory, these were the first steps toward the same major subsistence changes that took place during the Neolithic (8,000-2,000 B.C.)...