---guess how much is it ----i think it is ___15and 20 dollars A between B among
问题描述：
---guess how much is it ----i think it is ___15and 20 dollars A between B among
答案给的是第二个,请帮我分析一下,
答
选A between我们一般做题时认为,between多用于两者之间,如本题15与20美元之间；而among用于三者或以上.但刚又查了下.between可用于2或2者以上,但强调两者之间以及个体.如there are spaces between the rocks（强调个...