3. 2. 4. 5. V. 1. by Rewrite the sentences: It is Which is At present, Son Doong Cave is (famous) cave than other caves in Vietnam. (long) than the Red River. The Mekong River is Mexico City is Bigger (big) than Tokyo. 6. No river in the world longer (long) than the Nile River. 7. Nobody is funnier than my grandfather in my family. → My grandfather is 8. Nobody in Chau's class is better than her. → Chau is (enjoyable) to read the story than to see the film. (high), Mount Everest of K2 or Mount Everest? In summer, Da Nang is hot but Vinh is hotter → In summer, Vinh is This river is longer than that one. → That river is Hang is the tallest girl in my class → No girl không có dấu chân của kẻ lười biếng