1898年康有为在《上清帝第五书》中说：“若诏旨—下，天下雷动，士气奋跃，海内耸望……如是则庶政尽举，民心知戴。”从材料中推出的符合史实的结论是

A．变法缺乏理论基础

B．变法具有广泛的群众基础

C．变法鼓舞了清军士气

D．维新派没有认识到变法的复杂性

-I didn’t do well in the exam yesterday. Of course I _________ for it.

-Oh, your poor thing! But I think you should learn a lesson.[ ]

A. hadn’t prepared  

B. haven’t prepared  

C. didn’t prepare  

D. wouldn’t prepare