下面小编跟大家一起了解考研英语真题长难句练习技巧分享，希望对大家的学习有所帮助。
　　Again，differences between people and the opportunity for natural selection to take advantage of it have diminished.
　　【句子拆分】
　　Again，differences between people//and the opportunity for natural selection to take advantage of it have diminished.
　　【解析】
　　注意differences between people和the opportunity for natural selection to take advantage of it是两个并列的主语，千万不要理解成people与the opportunity是between的并列宾语。and连接的两个并列部分是differences between people和the opportunity for natural selection to take advantage of it，而不是people和the opportunity。另外注意句中的it指代的是differences between people。
　　【词的处理】
　　take advantage of 利用
　　diminish v.缩小，减少
　　【完整译文】
　　而且，人与人之间的差异和利用种差异进行自然选择的机会都减少了。