A
主语:she;
谓语:find;
形式宾语:it;
宾语补足语:difficult;
真正的宾语:不定式to predict ……
另外,
She finds (that) it is difficult to predict……也对,(it后面得有is)
A
主语:she;
谓语:find;
形式宾语:it;
宾语补足语:difficult;
真正的宾语:不定式to predict ……
另外,
She finds (that) it is difficult to predict……也对,(it后面得有is)