丫头haze
幼苗
共回答了19个问题采纳率:94.7% 举报
非限定性定语从句的作用是对所修饰的成分作进一步说明,通常和主句间用逗号隔开,不受主句句子结构的影响,将从句拿掉后其他部分仍可成立.这个句子从语法上讲没有错误,但连接不是很好,可以改下In China,the percentage of Empty Nest, which refers to the group of old people who live by themselves,has been creeping upward for years,with their children studying or working away.
1年前
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