问题
选择题
_______ has been known that ______ other waste found in the ocean, the plastic does not break down.
A．As; dislike
B．It, unlike
C．What, unlike
D．That, dislike
答案
答案：B
题目分析：考查it做形式主语和词义辨析：句意：众所周知，不像其他在海洋中找到的废物，塑料袋不能被分解。这句话的主语是后面that引导的主语从句，前面用it形式主语，dislike“不喜欢”，unlike“不像”，选B。
