微处理器的主要功能是( )。A．运算和控制 B．运算和存储 C．运算、控制和存储

关于最优证券组合，以下说法正确的是______。

A．最优组合是风险最小的组合
B．最优组合是收益最大的组合
C．相对于其他有效组合，最优组合所在的无差异曲线的位置最高
D．最优组合是无差异曲线簇与有效边界的交点所表示的组合

某小型发电机产生的交变电动势为e=50sin100πt（V），对此电动势，下列表述正确的有

A．最大值是50V

B．频率是100Hz

C．有效值是25V

D．周期是0.02s

Can you write down a Chinese word being read to you? It can be difficult, e    小题1: when the word is not included in most dictionaries.

Lu Jialei, 14, from Hangzhou Foreign Language School, w  小题2:    the CCTV Chinese Character (汉字) Spelling Contest on Oct 18, 2013.

About 160 people competed. The host read a word to the contestant (参赛选手), explained its meaning and gave sample sentences. The contestant was required to write d  小题3:   the word.

Winning the contest was a “surprise” to Lu Jialei. “I am not the smartest one,” she said. “But I pay a  小题4:  to details.”

To prepare for the contest, she and her teammates studied the Modern Chinese Dictionary for 10 days. There are more than 56,000 entries (词条) i  小题5:   characters, words and phrases in it.

She also has a secret weapon (武器). She studied h  小题6:  Chinese characters were structured (构成).

In the final, judges gave her the word wanluan and said it means graceful and pretty.“I’ve never h   小题7:   of that word!” said Lu. But she made a good guess. “Characters meaning pretty often have ‘女’ in it, w   小题8:  many characters pronouncing luan have ‘亦’. So I wrote it down: ‘婉娈’,” she said.

This secret weapon came from her good r 小题9:   habits.

“When others pay attention to the plot of a story, she looks at how writers use words and sentences to express themselves,” said Su Yunsheng, Lu’s Chinese teacher.

Su is happy to see students like Lu find the b   小题10:   of Chinese language.“Learning to write Chinese characters is an important part of inheriting (传承) culture,” said Su.

《医疗机构从业人员行为规范》适用于哪些人员？（）。

A.医疗机构的医生、护士、药剂、医技人员

B.医疗机构的医护及后勤人员

C.医疗机构的管理、财务、后勤等人员

D.药学技术人员

E.医疗机构内所有从业人员

瓜蒌治疗胸痹、结胸是取其什么功效（）

A.清热降气化痰

B.清热散结消肿

C.宽胸散结

D.利气开郁，导痰浊

E.润肠通便