A new, a noble role, and Evelyn Nixon was a fine example of it: the receiver, not the giver, of beautiful inventions. 这句话中的a new, a noble role是同位语成分?为什么可以写在句首?
On the same day Biden introduced his health team, and detailed his plan
to fight the coronavirus when he takes offices in January.请教老师,这里的to fight the coronavirus 是his plan同位语,还是定语?我认为是同位语,可有同学说是定语。
Consider the delicate,
nuanced performances of a Netflix series like "The Diplomat." Now,
imagine that sped up by 50%, "Chipmunks"-style.从语法结构上讲最后这个Chipmunks-style做什么句子成分?同位语吗?对前面内容的进一步补充或则说明?