下列叙述中正确的是______。A.线性表是线性结构 B.栈与队列是非线性结构 C.

题型:单项选择题

问题:

下列叙述中正确的是______。

A.线性表是线性结构

B.栈与队列是非线性结构

C.线性链表是非线性结构

D.叉树是线性结构

考点:计算机等级考试ACCESS二级ACCESS笔试
题型:单项选择题

阅读理解。

     One day Mr and Mrs White went shopping by car. They stopped their car near the store. They bought

a lot of things and they wanted to put the things in the car. But Mr White couldn't open the door of the car,

so they asked a police-man to help them. The policeman was very friendly to help them. Just then a man

came up and shouted: "What are you doing with my car?" Mr and Mrs White took a look at the car's

number-Oh, no! It isn't their car.

1. Mr and Mrs White went            .

A. fishing  

B. shopping

C. business

2. They stopped their car            .              

A. near the park

B. near the sea

C. near the store

3.They wanted to put the things            .  

A. in a big bag      

B. in their car

C. in the  box

4. Mr White can't open thecar, so            .

A. they walked home

B. they asked a policeman for help            

C. they went home by bus

5. The policeman was _         .

A. excited  

B. helpful    

C. friendly

题型:单项选择题

下述实验不能达到预期实验目的是(  )

序号实验内容实验目的
A将2.5g CuSO4•5H2O溶解在97.5g 水中配制质量分数为1.6%的CuSO4溶液
B向盛有1mL硝酸银溶液的试管中滴加NaCl溶液,至不再有沉淀生成,再向其中滴加Na2S溶液说明一种沉淀能转化为另一种溶解度更小的沉淀
C室温下,用pH试纸测定浓度为0.1mol•L-1 NaClO溶液和0.1mol•L-1 CH3COONa溶液的pH比较HClO和CH3COOH的酸性强弱
D室温下,分别向2支试管中加入相同体积、相同浓度的Na2S2O3溶液,再分别加入相同体积不同浓度的稀硫酸研究浓度对反应速率的影响

A.A

B.B

C.C

D.D

题型:单项选择题

Excuse me, how can I get to the nearest supermarket? ()

A.It‘s not very far from here.

B.The supermarket is very large.

C.The goods there are very expensive

D.Sorry, sir. I‘m a stranger here myself

题型:单项选择题

患者男性,60岁左右,在门诊楼排队取药时突然晕倒在地。

如确认患者发生心搏骤停,下列紧急处理中不正确的是()

A.开放气道

B.人工呼吸

C.拳击复律

D.胸外按压

E.心内注射三联针

题型:单项选择题

以下关于普通的共同诉讼说法正确的是()。

A.诉讼标的是共同的

B.人民法院决定是否合并审理

C.属于同一诉讼程序,归同一人民法院管辖

D.属于同一诉讼程序,可以不归同一人民法院管辖

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