------May I borrow these four books?
------ . You may keep all of them for two weeks.
A. Of course not.
B. By all means.
C. Sorry, I am afraid not
D. Out of the question.
网友回答
A. Of course not.
(答案→)B. By all means.
C. Sorry, I am afraid not
D. Out of the question.
解析：考查交际用语。A当然不；B当然；C对不起，恐怕不行；D不可能；句意：—我可以借这四本书吗？—当然。你可以借2个星期。根据句意说明B正确。