试题与答案

在国标法中,维生素A的测定采用高效液相色谱18C反相柱分离,紫外检测器检测,采用的定

题型:单项选择题

题目:

在国标法中,维生素A的测定采用高效液相色谱18C反相柱分离,紫外检测器检测,采用的定量方法是()

A.外标法

B.内标法

C.标准加入法

D.归一化法

E.以上都不对

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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题型:完形填空

One day in September we were doing repair work on my parents’ old house to get it ready for my youngest daughter’s wedding. We had to  36  a great climbing plant that had grown  37  a roof beam(房梁),so that we could repair the roof and   38  the walls.

When my husband was taking the plant away, he found a  39  of a blackbird that had made its home in the leaves. He then  40  something  41  among that mass of earth and straw of the nest. He broke the earth around it into pieces with his finger tips and, to his  42  ,saw glittering gold. It was a child’s bracelet(手镯). He ran into the house to  43  me.

“You won’t believe that the   44  blackbirds not only steal the best fruit we   45  to feed on,” he said,“but they also want their children to  46  in a cradle(摇摆)of gold!”

When my daughter came over on the eve of the  47  ,we told her about this   48  occurrence.

“Don’t you remember, Mother?” she said with a loud   49  .“When I was eight, you gave me a bracelet that I   50  a few days later while out playing in the yard? It was this one!”

As the bracelet no longer  51  its owner and was dirty, I decided to take it into my safekeeping.

In December of the following year, the young couple’s baby son was baptized(受洗礼).Among the   52  the newborn baby received, I placed his mother’s bracelet, now shining like  53  . I hope that if my grandson  54  loses it, one of the   55  that live in my backyard is somewhere nearby.

36.A.remove                   B.cover                      C.grow                      D.water

37.A.beyond                   B.over                       C.across                     D.through

38.A.build                      B.paint                      C.rescue                     D.print

39.A.nest                        B.baby                       C.body                      D.egg

40.A.moved                    B.got                         C.picked                    D.noticed

41.A.nice                       B.colorful                  C.shiny                      D.special

42.A.horror                    B.surprise                  C.delight                    D.disappointment

43.A.ask                         B.tell                         C.show                      D.give

44.A.working                 B.cheating                  C.dreaming                D.thieving

45.A.buy                        B.plant                      C.store                       D.collect

46.A.lie                          B.sing                        C.listen                      D.wait

47.A.party                      B.Christmas               C.birthday                  D.wedding

48.A.important               B.strange                   C.terrible                   D.funny

49.A.cry                         B.sigh                        C.laugh                      D.sound

50.A.hid                         B.threw                            C.lost                        D.broke

51.A.fitted                      B.satisfied                  C.matched                  D.interested

52.A.jewels                    B.toys                        C.clothes                    D.presents

53.A.attractive                B.new                        C.modern                   D.golden

54.A.almost                    B.just                        C.even                       D.ever

55.A.blackbirds               B.grandchildren          C.neighbors                D.mice

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