-28,-9, 2,-1, 0, 7, 26,( )
查看答案
下列镇痛药中,可用于戒除二醋吗啡(海洛因)成瘾替代疗法的药物是
A. 盐酸哌替啶
B. 盐酸美沙酮
C. 盐酸吗啡
D. 枸橼酸芬太尼
E. 右丙氧芬
With the development of the global economy, many companies state their basic objective of engaging in a worldwide manufacturing business and claim that they are or are becoming a multinational company.Some economists (1) between the international firm and the multinational company in the following way: the "international firm" is a term that (2) enterprises with various degrees of world orientation in their business; (3) , the "multinational company" is one type of international firm. The international firm engages in any activity or (4) of activities from exporting, importing and licensing to full scale manufacturing in a number of countries. The international (5) of such a company varies from the point at which overseas sales and profits take on importance and top management begins to (6) some attention to them to the stage (7) the company is globally oriented in its marketing, production, (8) , and other decisions and considers alternative opportunities around the world.When a company reaches the latter stage, it becomes (9) . Thus, the multinational company is one type of international company. It is a (10) developed international company with a deep worldwide involvement and a global (11) in its management and decision making. More (12) , the multinational company in manufacturing does business in a number of countries; it has a substantial commitment of its resources in international business; it (13) international production in a number of countries; and it has a (14) perspective in its management. Significant (15) exist among multinational companies. First, such a company may not (16) do business in every region and country in the world, (17) it considers opportunities throughout the world. Second, it has a (18) portion of its assets invested in international business; (19) it makes a substantial part of its sales and earns a considerable part of its (20) overseas. Read the following text. Choose the best word (s) for each numbered blank and mark A, B, C or D on ANSWER SHEET 1. (10 Points)16()
A. assign
B. attend
C. devote
D. adapt
咖啡产于热带和亚热带,其原产地在非洲的埃塞俄比亚。咖啡的名称来源于“咖法”这个地名。一提到咖啡,埃塞俄比亚人总是自豪地说:“咖啡是我们送给全世界的一种礼物。”而今南美洲的巴西是咖啡的最大生产国,其咖啡产量约占世界的三分之一。 通过这段文字我们可以知道( )。
A. 咖啡原本只产于埃塞俄比亚
B. 咖啡原名“咖法”
C. 如今咖啡的种植遍布全世界
D. 埃塞俄比亚的咖啡生产落后于巴西
醌类化合物取代基酸性强弱的顺序是
A. β-OH>α-0H>-COOH
B. -COOH>β-OH>α-OH
C. α-OH>β-OH>-COOH
D. -COOH>α-OH>β-OH
E. β-OH>-COOH>α-OH