Passage 1 Tourism has become a very big (1)\_\_\_\__. For Spain, Italy and Greece it is the largest (2)\_\_\_\__ of foreign exchange, and (3)\_\_\_\__ for Britain, it is the fourth. Faced (4)\_\_\_\_
Passage 1 People travel for a lot of reasons. Some tourists go to see battlefields or religious shrines. Others are looking for culture, or simply want to have their picture taken in front of famous
Passage 1Questions 1 to 5 are based on the following passage: As the National Park Service celebrate its 100th anniversary(周年纪念), President Barack Obama has announced the establishment of one new nat