喹诺酮类抗菌药可与钙、镁、铁等金属离子形成螯合物,是因为分子中存在A.7位哌嗪基团

题型:单项选择题

问题:

喹诺酮类抗菌药可与钙、镁、铁等金属离子形成螯合物,是因为分子中存在

A.7位哌嗪基团

B.6位氟原子

C.8位甲氧基

D.1位烃基

E.3位羧基和4位酮羰基

考点:中西医结合执业助理医师方剂学
题型:单项选择题

Every year people celebrate the Spring Festival in China.Usually it is in January or February.It’s the most important(重要的)festival in China.So before it comes,everyone buys many things,and they often make a special kind of food called dumplings-It means“come together”.Parents always buy new clothes for their children and children also buy presents for their parents.On the Spring Festival eve(除夕),all the family members come back home. They sing, dance and play cards.When they enjoy the meal,they give each other the best wishes for the coming year.They all have a good time。

小题1:Which is the most important festival in China?

A.The Mid-Autumn Festival

B.The Spring Festival

C.Children’s Day

D.May Day小题2:The Chinese usually have their Spring Festival in.        .

A.January or February

B.February or March

C.September or October

D.December or January小题3:What’s the special kind of food for the Spring Festival in

China?  

A.Fruit

B.Fish

C.Dumplings

D.chicken小题4:The food dumplings means“         ”.

A.be nice

B.be hungry

C.come together

D.come back

题型:单项选择题
在括号里填上适当的数。
0.05公顷=(    )平方米2.4毫升=(    )升
2.5千米=(    )千米(    )米1米18厘米=(    )米
           
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“菩提本无树,明镜亦非台;本来无一物,何处惹尘埃?”这是著名和尚慧能的佛偈,其修炼的意境与下列哪种哲学吻合

A.孔孟之学

B.程朱理学

C.陆王心学

D.格物致知

题型:单项选择题

关系模型允许定义3类数据约束,下列不属于数据约束的是( )。

A.实体完整性约束

B.参照完整性约束

C.属性完整性约束

D.用户自定义的完整性约束

题型:单项选择题

下列方剂组成中不含有生姜、大枣、甘草的是()

A.桂枝汤

B.当归四逆汤

C.小建中汤

D.小柴胡汤

E.炙甘草汤

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