胞宫通过胞脉、胞络直接与哪些脏腑相联系？（） A.肝、肾 B.心、脾 C.心、肺 D

读图，回答问题。

（1）右图所示的情况，是观测者从左图中A、B、C三个位置中的_______处所观测到的。

（2）此时地球公转速度较_______。

（3）此时我国所处的季节是_______（夏季、冬季）。此时我们的昼夜长短情况___________。

（4）此时太阳直射的纬度是_______。出现极昼的范围是______________。

（5）此时昼长为12小时的地点的纬度是_______。

根据《证券法》，国家对证券公司实行分类管理，证券公司可分为专营证券公司和兼营证券公司两类。

17，19，19，（），23，34，29，49

A．22

B．23

C．24

D．25

Who won the World Cup 1994 football game What happened at the United Nations How did the critics like the new play (1) an event takes place, newspapers are on the streets (2) the details. Wherever anything happens in the world, reporters are on the spot to (3) the news.

Newspapers have one basic (4) , to get the news as quickly as possible from its source, from those who make it to those who want to (5) it.

Radio, telegraph, television, and (6) inventions brought competition for newspaper. So did the development of magazines and other means of communication. (7) , this competition merely spurred the newspapers on. They quickly made use of the newer and faster means of communication to improve the (8) and thus the efficiency of their own operations. Today more newspapers are (9) and read than ever before. Competition also led newspapers to branch out into many other fields. Besides keeping readers (10) of the latest news, today’s newspapers (11) and influence readers about politics and other important and serious matters. Newspapers influence readers’ economic choices (12) advertising. Most newspapers depend on advertising for very (13) .

Newspapers are sold at a price that (14) even a small fraction of the cost of production. The main (15) of income for most newspapers is commercial advertising. The (16) in selling advertising depends on a newspaper’s value to advertisers. This (17) in terms of circulation. How many people read the newspaper

Circulation depends (18) on the work of the circulation department and on the services or entertainment (19) in a newspaper’s pages. But for the most part, circulation depends on a newspaper’s value to readers as a source of information (20) the community, city, county, state, nation, and world—and even outer space.

10（）

A. inform

B. be informed

C. to be informed

D. informed

在利用瓦斯的瓦斯抽采系统中，必须装设的安全装置有（）。

A.防回火装置

B.防回火装置

C.防爆炸装置

D.放空管和避雷装置