Jack has been working hard these days.It's obvious that there is he is eager for but didn'

问题补充：

Jack has been working hard these days.Its obvious that there is he is eager for but didn mention to us.

A. anything

B. something

C. nothing

D. everything

答案：

A. anything

(答案→)B. something

C. nothing

D. everything

解析：．B考查代词。根据句意“杰克这些日子一直在勤奋工作，很明显他渴望得到某样东西，只是没有给我们说。”可知答案。