He was so a key university that he would work until late into the night.A. curious aboutB

问题补充：

He was so a key university that he would work until late into the night.

A. curious about

B. anxious about

C. desperate for

D. concerned about

答案：

A. curious about

B. anxious about

(答案→)C. desperate for

D. concerned about

解析：此题考查四个短语的含义。Be curious about对...好奇,想知道... be anxious about渴望，担忧；惦念；挂虑be desperate for 渴望的，迫切需要的；极想望的,be concerned about 关心关注挂念,根据语境可知只有B符合题意。