大学英语四级考试作文有哪些实用句子范文仅供参考，自行编辑使用大学英语四级考试作文有哪些实用句子社会问题：流动工人There is a general debate nowadays about the problem of itinerant workers . Those who object to the rising migrant population argue that increasing numbers lead to rising crime rates and harm social stability . They believe that strict limits should be placed on migrants entering China s cities . But people who favor the influx of the cheap labor force , on the other hand , maintain that migrants are needed to support the ma
