B.根据课文的内容在每个空白处填入一个恰当的词。 In ten minutes I had seen all that could be seen in the fish, and started to look For the Professor-who had, however, left Half an hour 61 -an hour-another hour; the fish began to look disgusting. I turned it 62 and around; looked it in the face-ghastly; from 63 , beneath, above, sideways-just as ghastly. I must not use a magnifying 64 , nor instruments of any kind. Just my two hands, my two eyes, 65 the fish: it seemed a most limited 66 0f study. With a feeling of desperation again I looked at that 67 . I pushed my finger down its throat to feel 68 sharp the teeth were. I began to count the scales in the different rows, 69 I was convinced that was nonsense. At last a happy thought struck me-I would draw the fish; and now、with surprise I 70 to discover new features in the creature. Just then the Professor returned.__________
【正确答案】：passed
【题目解析】：此处缺少谓语动词，由“In ten minutes I had seen all that could be seen in the fish, and started to look For the Professor-who had, however, left Half an houran hour-another hour”第一句话可知，在十分钟之内，这位叙述者已经将鱼看透彻了，变得有些厌烦，但是教授却无动于衷，任由一小时接着一小时流逝，“pass”可以表示时间推移，逝去。