plastic products can be seen everywhere.people all oer the world like to use____because they're
问题描述：
plastic products can be seen everywhere.people all oer the world like to use____because they're
light,cheap and can be used for a long time.完形和翻译!
答
这个空填them,根据句意可知这里要填一个代词来指代这个主语plastic products.而主语是第三人称且是复数,所以写them.
翻译：塑料产品在各个地方都可以见到.全世界的人们喜欢用塑料制品是因为它们轻,便宜且可以用很长时间.是这篇文章的翻译抱歉，我没有原文。麻烦您发一下，谢谢