下列说法中,正确的是[ ] A.一个钝角三角形一定不是等腰三角形 B.一个等腰三

题型:选择题

问题:

下列说法中,正确的是    [ ]

A.一个钝角三角形一定不是等腰三角形

B. 一个等腰三角形一定是锐角三角形     

C.一个直角三角形一定不是等腰三角形

D.一个等边三角形一定不是钝角三角形

考点:等腰三角形的性质,等腰三角形的判定
题型:选择题

慢性肾衰竭常见的水、电解质、酸碱失衡类型为()

A.代谢性酸中毒、低钙、低钾血症

B.代谢性酸中毒、低钙、低磷血症

C.代谢性碱中毒、高磷、低钾血症

D.代谢性酸中毒、低钙、高磷血症

E.代谢性酸中毒、低磷、低钾血症

题型:选择题

运用观察法研究幼儿心理时的主要操作步骤有哪些?

题型:选择题

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.

19().

A.finally

B.at the end

C.at last

D.later

题型:选择题

影响牙周病的全身疾病有()

A.糖尿病

B.唐氏综合征

C.骨质疏松

D.胆囊炎

E.掌跖角化-牙周病综合征

题型:选择题

20世纪以来,在英国下院投票表决过程中,多数党组织的内阁会要求其议会党团服从党纪,议会党团的督导员则会指示本党议员如何投票,而多数议员因害怕失去党内任职机会也会接受督导员的指示,从而导致()

①下院实际权力下降

②上院实际权力上升

③内阁的作用越来越大

④议会内阁制名存实亡

A.①②

B.③④

C.①③

D.②④

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