考博考试

【单选题】It is appropriate on an anniversary of the founding of a university to remind ourselves of its purposes. It is equally appropriate at such time for students to (41) why they have been chosen to attend and to consider how they can best (42) the privilege of attending.
At the least you as students can hope to become (43) in subject matter which may be useful to you in later life. There is, (44) , much more to be gaineD、It is now that you must learn to exercise your mind sufficiently (45) learning becomes a joy and you thereby become a student for life. (46) this may require an effort of will and a period of self-discipline.Certainly it is not (47) without hard work. Teacher scan guide and encourage you, but lemming is not done passively. To learn is your (48) .
There is (49) the trained mind satisfaction to be derived from exploring the ideas of others, mastering them and evaluating them.But there is (50) level of inquiry which I hope that some of you will choose. If your study takes you to the (51) of understanding of a subject and, you have reached so far, you find that you can penetrate to (52) no one has been before, you research.
Commitment to a life of scholarship or research is (53) many other laudable goals. It is edifying, and it is a source of inner satisfaction even (54) other facets of life prove disappointing. I strongly (55) it.
A、efficient B、excellentC、professionalD、proficient
网考网参考答案：D
网考网解析：
efficient效率高(的)，通常作定语；excellent优秀，强调成绩突出；professional专业的；proficient精通，熟练，通常接介词in。相比之下，D项的意思最符合原句。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>