下列哪条不符合经空气传播的特点() A.具有冬春季节性升高现象 B.在未经免疫预防人

题型:单项选择题 A1型题

问题:

下列哪条不符合经空气传播的特点()

A.具有冬春季节性升高现象

B.在未经免疫预防人群中,发病呈周期性升高

C.在未经免疫的城市人群中,常在儿童期即被感染

D.在交通不便的山区发病呈典型的周期性现象

E.易感者在人群中的比例是决定流行时强度的重要因素之一

考点:公卫执业医师公卫执业医师考前冲刺(二)第一单元
题型:单项选择题 A1型题

2010年我省粮食产量将达到54000000千克,用科学记数法表示这个粮食产量为______千克.

题型:单项选择题 A1型题

会阴侧切产妇于产后何时拆线为宜()

A.产后14天

B.产后7~10天

C.产后5~7天

D.产后3~5天

E.产后2~3天

题型:单项选择题 A1型题

This was one of my experiences (1) . When I was in my 30s, I was working for a large international company which had its head office in London. I was working in the (2) department.

The company had a training centre which was just outside London. Different courses were held there throughout (3) and I (4) go on one training course a year. These usually started (5) a Sunday evening and lasted six days.

Once I was (6) a week’s training course with about forty (7) sales people. I was in the bar on the Friday evening and suddenly a woman who was (8) behind the bar asked mea curious question. "I hope you don’t (9) my asking," she said, "but I’ve been (10) about it all week. Have you got a sister (11) Mary" The woman’s name was June. And she used to do various jobs at the training centre. She worked in the office, she organized all the food and drink for the centre and she worked in the bar at lunchtime and in the evening.

My answer (12) June’s question was "Yes", and June said, "I thought (13) . I met her last September when she was organizing a course here. " At that time, my sister was working for (14) company but in a different part of the country. That was (15) she came to be at the training centre.

(16) surprised me was how June guessed we were brother and sister. Three things made it even more (17) . First, she had met my sister six months before she met me. Second, they have about sixty new people every week at the training centre. So about one thousand five hundred people had (18) the centre in those six months. And (19) , my sister is married, so she doesn’t have the same family name as me.

We’re not (20) , but I guess we must look quite like each other.

1().

A.in work

B.out of work

C.at work

D.about work

题型:单项选择题 A1型题

作血气分析时,如血样中有气泡,可使PO2值________,PCO值_______。

题型:单项选择题 A1型题

包玉刚长女()从1994年开始先后捐资兴建宁波大学教学楼、设立教师奖励基金等,2004年在浙江大学设立包玉刚国际基金。

A.包玉书

B.包陪庆

C.包素菊

D.包丽泰

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