发色底物法一般产色物质选用对硝基苯胺(PNA),游离的PNA呈黄色,测定波长为()
A.405nm
B.255nm
C.805nm
D.105nm
E.900nm
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成本法评估低值易耗品时,成新率应根据()确定。
A.已使用月数
B.可使用月数
C.摊销数额
D.实际损耗程度
第二节:完形填空(共20小题;每小题1分,满分20分)
阅读下面短文,掌握其大意,然后从36~55各题所给的四个选项(A、B、C和D)中,选出最佳选项。
After signing the hotel visitor’s book, I went 36 up to my room which was on the third floor. 37 had I closed the door than I realized how 38 I was. And 39 when I went to bed I 40 for hours before at last falling heavily asleep. And the dream I 41 then was far worse than lying awake worrying and despairing.
I was in a large building, not unlike 42 where I would have to take the following day’s examination. People were 43 silently in all directions. A large 44 stated that the English Examinations would take place in Room 999. But where could this room be ? 45 any staircase I 46 a dark passage and walked 47 to the left where 48 was quite a very solid black door behind which I could hear people arguing with 49 in a quiet but angry voice. I wished I could ask them for some 50 ! I tried knocking on the door to draw their attention but immediately the 51 died and 52 I hurt my hand in my efforts, nobody opened the door. I then tried hard only to find my way back to 53 . But as I was wondered helplessly, a deep accusing(谴责)voice broke the deadly silence everywhere 54 the new empty building. “The examination 55 . There’s no sense in your remaining here. You are too late, too late. ”
36.A.toward B.straight C.immediately D.happily
37.A.Hardly B.No sooner C.Never D.Seldom
38.A.happy B.relaxed C.tired D.anxious
39.A.yet B.therefore C.so D.thus
40.A.lied B.laid C.lay D.lain
41.A.had B.made C.did D.dream
42.A.that B.which C.it D.the one
43.A.hurrying B.turning C.walking D. coming
44.A.notice B.message C.paper D.lecture
45.A.I hadn’t found B.I never saw C.Not having found D.Not seeing
46.A.passed by B.followed C.went through D. got through
47.A.forward B.farther C.forever D.further
48.A.there B.it C.this D.that
49.A.one another B.others C.the other D.the others
50.A.answer B.advice C.information D.news
51.A.attention B.information C.key D.voices
52.A.when B.although C.even though D.even if
53.A.the entrance hall B.the hotel C.the large building D.the dark passage
54.A.filled B. filled with C.and filled D.and filling
55.A.are late B.had begun C.had ended D.is over
医疗器械产品注册证书有效期四年。持证单位应当在产品注册证书有效期届满前()月内,申请重新注册。
A.一个
B.三个
C.六个
点大成片,或红或紫,摸之不碍手的是
A.疹
B.斑
C.白疹
D.痈
E.疖
腹外疝内容物最多见的是
A.小肠
B.大网膜
C.盲肠
D.结肠
E.憩室