题目内容
（请给出正确答案）
[主观题]
When you do the literature search in order to decide the topic for your research paper
, you may find that the topic you are interested in has already been done by someone else.For the topic already explored by others, you should _________.
A.give it up because it does no good to waste time by repeating Prior Art.
B.re-uate it to find some new aspects to make further contributions.
C.avail yourself of the ready-made materials and research findings and use them in your own paper.
D.either A or B.
如搜索结果不匹配，请 联系老师 获取答案
