Most students today are aware of the enviromental challenges facing our planet.这里为什么用facing

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/30 02:35:49

Most students today are aware of the enviromental challenges facing our planet.这里为什么用facing

facing our planet是动名词形式做后置定语,修饰enviromental challenges.整句话可以当一个省略句,即:Most students today are aware of the enviromental challenges which face our planet.和原句意思一样.

是动名词,facing our planet是修饰challenges的。