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价、量是技术分析的基本要素，一切技术分析方法都是以价、量关系为研究对象的，目的就是分析、预测未来的价格趋势，为投资决策提供服务。 ()
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逆时针曲线法是最浅显、最易入门的量价关系理论。当成交量增至某一高水准时，不再急剧增加，但股价仍继续上升，此时逢股价回档时，宜加码买进。 ()
A．disappearedB．appearedC．were disappearedD．were appeared
The United States (56) a large part of the North American continent. Its neighbors are Canada (57) the north, (58) Mexico to the south. (59) the United States is a big country, it's not the largest in the world．In 1964 its (60) was over 185,000,000.
When this land first became a nation, after (61) independence from England, it had thirteen states, (62) of the states was represented on the American flag by a (63) . All the states were in the eastern part of the continent. As the nation grew towards the west, new states were in the eastern part of the continent. As the nation grew towards the west, new states were added and new stars (64) on the flag. For a long time, there were 48 states. In 1959, however, two (65) stars were added to the flag (66) the new states (67) Alaska and Hawaii.
Sometimes (68) is said that the Indians are the only real Americans. Most Americans, how ever, are descendants(后代) of people (69) came from all over the world to find a new (70) in a new land． (71) who came first and (72) greatest numbers to make their home (73) the eastern coast of North America were mostly from England．It is (74) that reason that the language of the United States is English and that its culture and customs are more like (75) of Eng land than of any other country in the world.
(71)
Like the press in most other countries, American newspapers range from the "sensational", which feature crime, sex and rumor, to the serious, which focus on factual news and the analysis of world events. But with few exceptions American newspapers try to entertain as well as give information, for they have to compete with television.
Just as American newspapers give way to all tastes, so do they also try and apply to readers for all political persuasions. (80) A few newspapers support extremist groups on the far fight and on the far left, but most daily newspapers attempt to attract middle-of-the-road Americans who are essentially moderate. Many of these papers print columns by well-known journalists of different political and social views, in order to present a balanced picture.
As in other democratic countries American newspapers can be either responsible or irresponsible, but it is generally accepted that the American press serves its country well and that it has more than once bravely uncovered political scandals (丑闻) or crimes, for instance, the Watergate Affair. The newspapers drew the attention of the public to the fears of the Vietnam War.
There are fewer national newspapers in ______.
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