SAT语法题
Researchershavefoundthatlargefish【aremostlikelytocountainhighlevelsofmercurythansmallfish.】
aremorelikelythansmallfishtocontainhighlevelsofmercury
我选的是:aremorelikleytocontainhighlevelsofmercurycomparedtosmallfish...请问这个选项那里错了...comparedto和than有什么区别?
还有能不能分析一下答案的句子是什么结构...