【简答题】阅读理解。 Americans think that travel is good for you . Some even think it can help to solve one of the country’s worst problems—crime . Crime worries a lot of people . Every year , the number of crimes g...
【简答题】完形填空。 Americans think that travel is good for you, some even think it can help one of the country's worst problems-crime. Crime worries a lot of people. Every year, the number of crimes goes 1 . And m...