高中英语反义疑问句怎样回答?有些说只是回答Yes/No就可以了但有两道高考题是这样的：

高中英语反义疑问句怎样回答?有些说只是回答Yes/No就可以了但有两道高考题是这样的：
-- You haven't lost the ticket,have you?-- _________.I knowit's not easy to get another one at the moment.
A.I hope not B.Yes,I have C.I hope so D.Yes,I’m afraid so
而
— You can't finishthe book in less than an hour,I suppose?
__ _________.
A.Yes I'm sure I canB.No,hardly
C.Sorry I can'tD.I don'tthink I can
选A?
谁有详细的关于反义疑问句的回答?不要粘贴的!网上的我都看了不懂啊!