在资源开采环节,应该大力提高资源综合开发和( )。A.回收利用率 B.可再生性 C

题型:单项选择题

问题:

在资源开采环节,应该大力提高资源综合开发和( )。

A.回收利用率

B.可再生性

C.可持续性

D.循环性

考点:投资建设项目管理师投资建设项目决策投资建设项目决策
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生产技术纪律

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Robeson was born in a very poor family.At seven,he had to pick coal in a deserted mine near his home,then he sold  26  he had picked and earned a few coins to help his parents.He had

  27  schooling,for being so poor,how could they   28   school fees?

When he was fifteen,he worked   29  a servant in a school.Looking at other children studying in the classroom,he felt  30  for himself.How he   31   to have the same chance!He decided to study by  32  .In the daytime,after the sweeping and cleaning was over,he   33  

stand by the window outside the classroom trying to catch what the teacher said.At night,he tried his best to remember what he   34  during the day.He worked   35  hard at his lessons that he sometimes had just three or four hours to sleep.The more he learned,the greater  36  he showed in his lessons.A maths teacher discovered him and came to like this diligent boy and  37  him to sit at the back of the class.In one exam,he was the  38  one in the whole school who reached the highest grade.He would have been given the scholarship if he   39  a regular student of the school.

Robeson  40  rough six long years with his study of maths and wrote several articles which captured the  41  of some university professors.They admired his talent  42  his diligence.To give him a good chance,they hired him as a librarian and  43   him free guidance.Robeson felt  44  ,for he was sure that before him there was a broad road   45  success.

26.A.whether                B.which                       C.that                           D.what

27.A.many                   B.few                           C.little                         D.much

28.A.buy                      B.afford                       C.send                          D.read

29.A.as                        B.like                           C.for                            D.by

30.A.angry                   B.ashamed                    C.proud                        D.sorry

31.A.hated                    B.decided                     C.wished                      D.regretted

32.A.the teacher            B.himself                            C.his parents                 D.his schoolmates

33.A.could                   B.ought to                    C.should                       D.would

34.A.had learned                                              B.has been taught

C.has heard                                                      D.had been written down

35.A.very                            B.so                             C.too                           D.quite

36.A.joy                       B.interest                      C.time                          D.taste

37.A.allowed                B.agreed                      C.let                                   D.refused

38.A.worst                   B.only                          C.last                           D.laziest

39.A.had been               B.has been                    C.is                              D.was

40.A.learned                 B.listened                     C.mastered                   D.struggled

41.A.notice                   B.influence                   C.eyes                          D.attention

42.A.except for             B.according to                     C.as well as                  D.in spite of

43.A.taught                  B.offered                      C.lent                           D.sent

44.A.sad                       B.angry                        C.happy                       D.disappointed

45.A.leading to             B.coming from             C.made of                    D.covered with

题型:单项选择题

化妆品卫生监督条例是针对()。

A.化妆品生产制订的

B.对化妆品经营制订的

C.卫生监督制订的

D.化妆品的生产和经营制订的

E.化妆品生产、经营和监督而制订的

题型:单项选择题

在常规制片中(H-E染色)细胞核的染色原理()

A.细胞核带正电荷,呈碱性,易与带负电荷的苏木素碱性染料结合而染色

B.细胞核带正电荷,呈酸性,易与带负电荷的苏木素碱性染料结合而染色

C.细胞核带负电荷,呈酸性,易与带正电荷的苏木素酸性染料结合而染色

D.细胞核带负电荷,呈酸性,易与带正电荷的苏木素碱性染料结合而染色

E.细胞核带负电荷,呈碱性,易与带正电荷的苏木素碱性染料结合而染色

题型:单项选择题

在面向对象方法中,类之间共享属性和方法的机制称为______。

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