Exercise 4. Read the passage and circle the best answer A, B, C or D. ​Ha Long Bay has been twice recognized by UNESCO as a World Heritage Site in 1994 and in 2000, and also that Ha Long Bay is in the second place in the worldwide competition of the World's Seven Natural Wonders. It is as attractive and beautiful throughout the four seasons: spring, summer, autumn, and winter. Traveling on small sailboats among hundreds of limestone islands, one may visit the amazing Surprise Cave, the floating fishing village, and see how the locals live, which are top of the list of things to do here. The experience of visiting Ha Long Bay is unforgettable, where you will see something that will stay in your mind and eyes for years. You will enjoy meeting Vietnamese people and tasting their delicious food. You will have fresh air all day and night, especially if you wake up early in the morning and watch the sun rise on the deck coming slowly through the islands. Be sure not to miss visiting Ha Long Bay in your lifetime. 1. What is the best title of the passage? ​A. Vietnam, an attrative tourist destination​B. Ha Long Bay, a world heritage in Vietnam ​C. Unforgettable experience in Ha Long Bay​D. Amazing Surprise Cave in Ha Long Bay 2. The word “unforgettable” in line 6 is CLOSEST in meaning to ______. ​A. important ​B. memorable​C. famous​D. beautiful 3. How many times has Ha Long Bay recognized as a World Heritage Site by UNESCO? ​A. 2​B. 3​C. 4​D. 5 4. According to the passage, tourists can enjoy all of the following EXCEPT_____. ​A. Exploring the amazing Surprise Cave​B. Traveling on small sailboats ​C. Visiting the floating market​D. Seeing how the local people live