问题补充:
-- How many cakes can I have, Mum? -- , dear. They were prepared for your father.
A. Both
B. Either
C. None
D. All
答案:
A. Both
B. Either
(答案→)C. None
D. All
解析:Both两者都;Either两者中任何一个都;none一个也没有;All所有都。句意:妈妈,我可以吃多少块蛋糕?——一块都不行,亲爱的。他们是给你的父亲准备的。结合语境可知选C。