钾与钠元素具有相同的（）A、电子层数 B、最外层数 C、核外电子数

读非洲大陆年降水量点位分布图，完成题。

小题1:非洲大陆南回归线东西两岸的年降水量差异很大，关于成因说法不正确的是 (　　)

A．西岸受寒流影响，东岸受暖流影响

B．西岸地势较东岸地势低

C．西岸盛行风来自大陆，东岸盛行风来自海岸

D．西岸处于东南信风背风坡，东岸处于迎风坡小题2:依上图，若以年降水量＞500 mm为地表水资源较丰富区、年降水量＜500 mm为地表水资源缺乏区为依据,绘制非洲地表水资源分布示意图，下列绘制正确的是

.

第二节（共5小题；每小题2分，满分10分）

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Computers are very important to modern life. Many people think that in the future computers will be used in lots of everyday life. ___66____ There will be no more books because we will be able to get all texts from computers. The Internet will be used to play games, see films and buy food. Most telephone calls will be made by computers, too.

____67___ Others do not think that computers will replace our old way.

Let’s look at books, for example. Some people think that one day we will not read books made of paper. ____68____ We will read texts on small pocket computers. The computers will keep many different books in them at the same time. Lots of pages and paper will be saved. Computerized books will be used more and more.

____69____ Many people say it is not. It is a pleasure to go into shops and look at things you want to buy. It is also unlikely that many people will want to read large texts on our computers. ____70____

A．Is Internet shopping such a pleasure as going to the shop?

B．Instead, we will buy and read books using computers.

C．Because paper books will perhaps be more friendly. Maybe computers won’t change these two habits.

D．some people are glad about those new ways of shopping and communicating.E. Maybe we will use computers more and more often in our daily life.

F. It is thought that we won’t have to go shopping because we will be able to get most things which are sold in shops on the Internet.

G. People can’t live without computers in the future.

成年女性可选用的气管套管内径一般为（）。

A.7mm

B.8mm

C.9mm

D.10mm

E.12mm

运营费用是从估价角度出发的，与会计上的成本费用有所不同，不包含房地产抵押贷款还本付息额、房地产折旧额、房地产改扩建费用和所得税。（）

柯萨奇病毒的主要传播途径是（）

A.呼吸道

B.消化道

C.蚊虫叮咬

D.血液和血制品

E.母婴传播