问题补充:
While studying, fix your mind on what is really important, or you will remembering nothing.
A. end up
B. take up
C. lead to
D. stick to
答案:
(答案→)A. end up
B. take up
C. lead to
D. stick to
解析:考察动词短语辨析。A以…结束;B占据,从事于,开始做;C导致,通向;D坚持,黏住;句义:当学习的时候,要把你的注意力集中在真正重要的内容上,否则你会什么都记不住。根据句义说明end up符合语义。