Greenland, ＿＿＿＿＿island in the world, covers even two million square kilometers.
A. it is the largest
B. that is the largest
C. is the largest
D. the largest
网友回答
A. it is the largest
B. that is the largest
C. is the largest
(答案→)D. the largest
解析：the largest island in the world为Greenland的同位语。