If the babysitter cannot e tomorrow，do you mind alone at home，doing his homework?
A. Fred’s leaving
B. Fred being left
C. Fred’s having left
D. Fred having been left
网友回答
A. Fred’s leaving
(答案→)B. Fred being left
C. Fred’s having left
D. Fred having been left
解析：考察动名词的复合结构。固定搭配mind doing sth介意做某事；动名词的复合结构有两种形式“所有格+doing”和“宾格+doing”；介意：如果那个保姆明天不能来，你介意Fred被单独留在家里做家庭作业吗？根据句意说明使用被动语态“being done”的形式。故B正确。