填空题

Questions 47 to 56 are based on the following passage.
There is nothing more fatiguing than not succeeding — being blocked, not moving ahead. It is a. (47) circle. Failure breeds fatigue, and the fatigue makes it harder to get to work, which tends to (48) the failure. We experience this tiredness in two main ways: as start-up fatigue and performance fatigue. In the former case, we keep putting off a (49) that we are forced to take up. Either because it is too (50) or because it is too difficult, we avoid it. And the longer we (51) it, the more tired we feel.
Such start-up fatigue is very real, even if not (52) physical, not something in our muscles and bones, The remedy is obvious, though perhaps not (53) to apply: an exertion of will power. The moment I find myself turning away from a job, or putting it under a pile of other things I have to do, I clear my desk of everything else and attach the objectionable item first. To (54) start-up fatigue, always tackle the most difficult job first.
Performance fatigue is more difficult to handle. Here we are not (55) to get started but we cannot seem to do the job right. Its difficulties appear insurmountable and however hard we work, we fail again and again. The mounting experience of failure carries with it an ever-increasing burden of mental fatigue. In such a (56) , I work as hard as I can then let the unconscious take over.

• A) questionI ) necessary
• B) reluctantJ ) actually
• C) consistently K) tedious
• D) vicious L) situation
• E) compound M) accept
• F ) easy N) breakthrough
• G) task O) prevent
• H) postpone