the high social crime rate是正确答案. high是形容词.高,高度的,高级的,高尚的 highly 是副词,高度地,很,非常 如:.Your boss speaks very highly of your work. 你的老板对你的工作称颂备至. 2.His paintings are highly original. 他的作品很独特. 3.They are highly successful in business. 他们经商非常成功. 4.Highly or excessively sensitive. 高度敏感的高度地或过度地敏感的