某同学在琼脂培养基上接种了A、B两种细菌进行培养,同时他在培养基上放了盐水浸过的

题型:选择题

问题:

某同学在琼脂培养基上接种了A、B两种细菌进行培养,同时他在培养基上放了盐水浸过的纸片.经过恒温培养一天后,盐纸片周围只有A细菌生长.对这个实验结果的解释不合理的是(  )

A.A和B两种细菌对环境的适应能力有区别

B.不同细菌需要的生存条件不同

C.在这里A细菌把B细菌吃了

D.B细菌不能够在盐水环境中生存

考点:探究实验:检测不同环境中的细菌和真菌
题型:选择题

中国当前宏观调控的首要任务是保持经济平稳较快增长。以下名言、俗语中,与其所包含的哲理相同的是

A.千里之行,始于足下

B.乱生于治,怯生于勇

C.好钢要使在刀刃上

D.十个指头按跳蚤

题型:选择题

破伤风发生的原因是()

A.破伤风杆菌侵入人体

B.全身缺乏免疫

C.破伤风杆菌迅速在体内繁殖

D.破伤风杆菌产生的外毒素作用

E.破伤风杆菌的菌体蛋白作用

题型:选择题

当市场上货币供应量过多时,中央银行直该采取的措施为( )。

A.降低法定存款准备金率

B.买入证券

C.提高再现率

D.减少央行票据发行量

题型:选择题

嵌顿性疝与绞窄性疝的区别是

A.疝块有无压痛

B.疝块不能回纳的时间长短

C.疝内容物有无血液循环障碍

D.有无休克表现

E.有无急性肠梗阻的表现

题型:选择题

Regardless of their political affiliation, in all countries women must overcome a host of stumbling blocks that limit their political careers. "Most obstacles to progress consist of (1) of various kinds," says the Inter-Parliamentary Union (IPU), a Geneva-based organization (2) 139 parliaments, including the lack of time, training, information, self-confidence, money, support, motivation, women’s networks and solidarity between women.

In every culture, prejudice and stereotypes (3) hard. The belief still holds (4) that women belong in the kitchen and (5) the children, not at election (6) or in the Speaker’s chair. The media often reinforce traditional images of women, who, upon entering politics, also bear the brunt (正面冲击) of verbal and physical (7) .

In impoverished (贫穷的) countries (8) by civil conflicts and deteriorating economic and social conditions, women are (9) by the tasks of managing everyday life and looking after their families.

The IPU stresses the general lack of child-care facilities—often (10) a privileged few—the (11) of political parties to change the times and running of meetings and the weak backing women receive from their families. That support, which is (12) as well as financial, is (13) vital because women have internalized (14) images of themselves since the (15) of time and often suffer from low self-confidence.

Another obstacle is the lack of financial resources, especially as election campaigns become increasingly expensive. (16) , women encounter more or less open machismo (男子汉的高傲) in the (17) of closed political circles (18) entry to the "second sex. " Lastly, they (19) the lack of solidarity between women, (20) by the fact that the number of available positions is limited.

8()

A.penetrated

B.compressed

C.intensified

D.racked

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