【题目】 it is expected that students come to university with the ability to take good care of themselves,this is not always the case.
A. When B. While
C. For D. As
在线课程【答案】B
【解析】考查连词。尽管人们希望学生上大学会有能力照顾好自己，但是并不总是这样的情况。while：尽管；when：当……时候；for：因为；as：因为，根据前后句的逻辑关系可知选B 。