盐酸吗啡() A.硫酸铜 B.溴水和氨试液 C.发烟硝酸和醇制氢氧化钾 D.甲醛硫酸

题型:单项选择题

问题:

盐酸吗啡()

A.硫酸铜

B.溴水和氨试液

C.发烟硝酸和醇制氢氧化钾

D.甲醛硫酸试液

E.重铬酸钾 以下药物特征鉴别反应所采用的试剂是

考点:西药执业药师药学专业知识(一)西药执业药师药学专业知识(一)51
题型:单项选择题
设不等式ax2+bx+c>0的解集为(-2,
1
2
)
,则结论:①a>0②b>0③c>0④a-b+c>0⑤a+b+c>0,其中所有正确结论的序号是______.
题型:单项选择题

根据语境,用恰当的语言完成对话。

A:What do you often do in the evening, Bill?

B:I usually read newspapers and watch TV every evening.

A:(1)_____________________.

B:News reports and sports shows. How about you, Clare?

A:Unfortunately in the evening I have lots of work to do. I'm always busy and I have very little time to

      watch TV. (2)_____________________.

B:Do you read everything in the newspaper?

A:No, I hate the ads in the newspaper.

B:(3) ____________________. I think they are so boring. Maybe we can only listen to the radio.

A:(4) ____________________.

B:Right, it's the same as TV. You needn't read the ads in the newspaper, but you can't avoid them on TV

      or on the radio.

A:Either you turn them off, or you have to put up with (忍受) the ads.

B:(5) ____________________.

题型:单项选择题

请叙述溶酶体的形成过程。

题型:单项选择题

平均数指数是通过对()加权平均而形成的指数。

A、总指数

B、综合指数

C、平均指标指数

D、个体指数

题型:单项选择题

烧结点火温度过高,将会()生产率。

A、增加

B、无关系

C、降低

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