计算机网络拓扑通过网中节点与通信线路之间的几何关系表示______。A.网络性能 B

题型:单项选择题

问题:

计算机网络拓扑通过网中节点与通信线路之间的几何关系表示______。

A.网络性能

B.网络结构

C.网络位置

D.网络配置

考点:计算机等级考试网络技术三级网络技术笔试
题型:单项选择题

What was the critic's ______ to the novel?

A.comment

B.impression

C.comprehension

D.reaction

题型:单项选择题

根据语境,用恰当的语言完成对话。

(The entrance exam for secondary school (中考)is over. The summer holiday is coming. Now Peng Lan is talking to Liu Qiang happily at home.)

Peng Lan=P      Liu Qiang=L

P: Hey, Liu Qiang. Our junior high school life has come to an end. What are you going to do this summer vacation?

L: 小题1:__________________________________. The scenery there is very beautiful.

P: Sounds great. It’s considered as the Treasure Island of China. 小题2:______________________?

L: I’ll go to Mount Ali, Sun Moon Lake and some other tourist attractions. And I want to see Tuantuan and Yuanyuan.

P: 小题3:____________________________________________?

L: By ship. You know the policy is much better than before. People from the mainland can fly or take a ship there. I prefer to go there by ship.

P: 小题4:_____________________________. It’s a little more slowly but interesting. Well, it’s reported the farmers can sell their fruits to the mainland. It not only helps the farmersf earn money, but also makes a contribution to the communication between Taiwan and the mainland.

L: That’s right. I hope our country can unite early.

P: Me, too. 小题5:_________________________________________?

L: In half a month. My parents will go with me.

P: Well, don’t forget to bring back some various delicious fruits from Taiwan.

L: Of course not.

题型:单项选择题

孙某委托吴某为代理人购买一批货物,吴某的下列行为中违反法律法规的是()

A.吴某生重病,停止了购买货物事宜,并通知了孙某

B.及时将购买货物过程中的情况报告给孙某

C.经孙某同意,另行委托林某,办理购买事宜

D.与陆某恶意串通,以明显的不合理的高价格购人货物

题型:单项选择题

大肠杆菌感受态细胞对温度非常敏感。 ( )

题型:单项选择题

下列测定油品机械杂质所使用的溶剂中,使滤纸重量增加的是()。

A.汽油;

B.苯;

C.石油醚;

D.蒸馏水。

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