... repeata- Petronas Twin Towers.b- Great Barrier Reef.c- Phong Nha Cave.d- Eiffel Tower.e- Big Ben.f- Great Wall of China.g- Empire State Building.h- Hue Citadel.i- Ha Long Bay.k- Mount ... Long Bay.k- Mount Everest.Look at the picturesMatch the names with the right pictures: Unit 14: Unit 14: Wonders of the worldWonders of the worldPeriod 86: Period 86: Lesson 2: SpeakLesson ... (p. 85,86,87).3. Prepare unit 14: Listen Study more about one of the wonders of the world: Great Barrier Reef.Uni t 14 : w o n de rs of the worl dpe r iod 8 6 : - l esso n 2 : s p ea k...