—Which English book do you think I should buy, sir?
— . You’re supposed to have ideas on your own.
A. I’ve got that.
B. That’s settled.
C. With pleasure.
D. It’s up to you.
网友回答
A. I’ve got that.
B. That’s settled.
C. With pleasure.
(答案→)D. It’s up to you.
解析：考查交际用语。A我懂了。B那件事情已经被解决。C很荣幸；D由你决定。句意：—先生，你认为我应该买哪一本英语书？—由你决定。你应该有你自己的想法。根据句意说明D正确。