刮墨刀位置.角度.压力因印版直径大小.印版图案大小及要求会有所变化。

若x，y为正整数，且2^x·2^y=2⁵，则x，y的值有 [ ]

A．4对

B．3对

C．2对

D．1对

下列关于HACCP体系验证的说法中，正确的有（）

A．设立验证程序，其目的是证明HACCP体系运转的有效性

B．确认是指搜集信息进行评估，决定HACCP能否有效控制危害

C．审核即是指检查产品说明，和检查生产流程的准确性等事项

D．在HACCP体系发生故障或小组成员发生变化时，要进行验证

第一节 完形填空 (共10小题；每小题2分，满分20分)

阅读下面短文，掌握其大意，然后从21—30各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。

The date was like any other day in his life. After school Michael walked past the   21    on the street corner. He stopped to look at the front row of shoes. And he felt   22    for himself. He really wanted to have them for his birthday.

　　He   23   walked away and thought of what to tell his mother. He knew she would give  24    he liked if she could. But he also knew very well she had little money. He decided not to go home immediately, as he looked worried，his mother would   25   it. So he went to the park where he sat on the grass. Then he saw a boy in a wheelchair. He noticed that the boy   26   the wheel with his hands. Michael looked at him carefully and was   27   to see that the boy had no feet. He   28   his own feet. “It is much better to be without   29   than without feet.” He thought. There was no reason for him to feel so sorry and sad. He went away and  30  , thinking he was much luckier in life.

21. A. shop                          B. factory                            C. park                         D. house

22. A. curious                      B. sorry                        C. eager                       D. glad

23. A. sadly                         B. rapidly                            C. happily                    D. proudly

24. A. something                  B. everything                C. nothing                    D. anything

25. A. notice                        B. find                         C. feel                         D. hate

26. A. drove                        B. moved                            C. pulled                      D. carried

27. A. frightened                  B. excited                     C. surprised                  D. delighted

28. A. looked out                 B. held out                   C. put down                  D. looked down

29. A. birthday                            B. shoes                       C. money                            D. wheelchair

30. A. smiled                       B. cried                        C. regretted                  D. explained

经济分析的作用在于为政府()提供依据。

A.制定相关产业规划和政策

B.投资决策

C.合理配置资源

D.控制经济总量

7岁小儿，8月份因发热半天，呕吐2次，面色苍白，四肢发凉来诊。查体：体温40.1℃，神志尚清，面色灰白，呼吸急促，皮肤发花，血压45／30mmHg，心率快，脑膜刺激征阴性。肛拭粪常规白细胞20／高倍视野，红细胞10个／高倍视野。诊断中毒型痢疾。

（）抗感染药物应首选

A.氨基糖苷类抗生素

B.青霉素族抗生素

C.头孢菌素族抗生素

D.大环内酯类抗生素

E.喹诺酮类抗生素