Tuition at a Chinese university runs __ 5000 yuan a year.
3个回答

highly表示的是程度,很抽象,eg:highly civilized

类似的理解比如wide和widely

He opens his eyes wide.

English is widely used.

两句都是作副词,但意义不同,从具体到抽象.

所以题目中的价格,应该是具体的高,用法同:the kite is flying high in the sky