In the past several years, astronomers have detected more than 80 massive planets, most of them as large or larger than Jupiter, which circle other stars.
In the past several years, astronomers have detected more than 80 massive planets, most of them as large or larger than Jupiter, which circle other stars.
(A) most of them as large or larger than Jupiter, which circle (B) most of them as large or larger than Jupiter and circling (C) most of them at least as large as Jupiter, circling (D) mostly at least as large as Jupiter, which circle (E) mostly as large or larger than Jupiter, circling
中间的most of them是插入语,完全可以将两个逗号和插入语的成分省略不看。就成了astronomers have detected more than 80 massive planets (circling other stars.)-ing紧邻在planes后面作后置定语。特别要注意一个语法点就是comma+ing和 无逗号ing的区别。comma+ing往往不做定语修饰紧邻的名词,而是一个副词性质的phrase来修饰整个句子和主句的主语。