GWD-21 Q14 求指教

期期啦啦

Arctic terns, beingtrue long-distance migrants, they nest in coastal wetlands ofnorthern Europe but fly south for thousands of miles to spend theEuropean winters in Antarctica.

A.   Arctic terns , beingtrue long distance migrants, they nest in coastal wetlands of northern Europe

B.   Arctic terns are true long distance migrants,nesting in coastal wetlands of northern Europe

C.   Being that they are true long distancemigrants, arctic terns nest in coastal wetlands of northern Europe

D.   Nesting in coastal wetlands of northern Europe, arctic terns are true long distant migrants

    E.   True long distancemigrants, arctic terns nest in coastal wetlands of northern Europe

正确答案是E，我也觉得E是相对比较好的。但是不明白前面的“True long distance migrants,”是什么成分？如果是同位语的话不应该跟在主语 arctic terns的后面吗？如果 arctic terns是前面的同位语的话，不应该加逗号吗？感谢回答~~

期期啦啦

好的，thx

幸运E枪兵

True long distance migrants是同位语，同位语也可以放在修饰对象前面的