鳖甲的药用部位是() A.背甲 B.贝壳 C.干燥体 D.背甲及腹甲 E.干燥分泌物

题型:单项选择题 B型题

问题:

鳖甲的药用部位是()

A.背甲

B.贝壳

C.干燥体

D.背甲及腹甲

E.干燥分泌物

考点:中医临床三基(药师)中药鉴定学中药鉴定学题库
题型:单项选择题 B型题

自然通风

题型:单项选择题 B型题

Most people have no idea of the hard work and worry that gosintosthe

collecting of those fascinating birds and animals that they pay to see in the

zoo.One of the questions that is always asked of me is __1__ I became an animal

collector in the first __2__ .The answer is that I have always been interested

in animals and zoos.According to my parents, the first word I was able to say

with any __3__ was not the conventional“mamma”or“daddy”,__4__ the word“zoo”,

which I would __5__ over and over again with a shrill __6__ until someone,

insgroupsto __7__ me up, would take me to the zoo.When I __8__ a little older,

we lived in Greece and I had a great __9__ of pets, ranging from owls to

seahorses, and I spent all my spare time __10__ the countryside in search of

fresh specimens to __11__ to my collection of pets.__12__ on I went for a year

to the City Zoo, as a student __13__ , to get experience of the large animals,

such as lions, bears, bison and ostriches,__14__ were not easy to keep at

home.When I left, I __15__ had enough money of my own to be able to __16__ my

first trip and I have been going __17__ ever since then.Though a collector's job

is not an easy one and is full of __18__ ,it is certainly a job which will

appeal __19__ all those who love animals and __20__ .

1.A.how B.where C.when D.whether

2.A.region B.field C.place D.case

3.A.clarity B.emotion C.sentiment D.affection

4.A.except B.but C.except for D.but for

5.A.recite B.recognize C.read D.repeat

6.A.volume B.noise C.voice D.pitch

7.A.close B.shut C.stop D.comfort

8.A.grew B.was growing C.grow D.grown

9.A.many B.amount C.number D.supply

10.A.living B.cultivating C.reclaiming D.exploring

11.A.increase B.include C.add D.enrich

12.A.later B.further C.then D.subsequently

13.A.attendant B.keeper C.member D.aide

14.A.who B.they C.of which D.which

15.A.luckily B.gladly C.nearly D.successfully

16.A.pay B.provide C.allow D.finance

17.A.normally B.regularly C.usually D.often

18.A.expectations B.sorrows C.excitement D.disappointments

19.A.for B.with C.to D.from

20.A.excursion B.travel C.journey D.Trip

题型:单项选择题 B型题

X、Y、Z、W、R属于短周期主旋元素.X的原子半径在短周期主旋元素中最大,Y元素的原子外层电子数为m,次外层电子数为n,Z元素的原子L层电子数为m+n,M层电子数为m-n,W元素与Z元素同主族,R元素原子与Y元素原子的核外电子数之比为2:1,下列叙述错误的是(  )

A.X与Y形成的两种化合物中阴、阳离子的个数比均为1:2

B.Y的氢化物比R的氢化物稳定,沸点高

C.Z、W、R最高价氧化物对应水化物的酸性强顺序是:R>W>Z

D.WR2中既含有离子键又含有共价键

题型:单项选择题 B型题

什么是使用面积?

题型:单项选择题 B型题

《客车运用限度表》中规定,标记速度≤120km/h的同一转向架任意车轮直径差≤()mm。

A.5

B.10

C.15

D.20

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