题目

Directions: After reading the passage below, fill in blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.As is known to all the organization and management of wages and salaries are very complex. 【1】 a firm wants to adopt a new wage and salary structure, it is essential that the firm should decide on a method of job evaluation and ways of 【2】 (measure) the performance of its employees. In order to be successful, that new pa2003年10月15日,中国发射“神州五号”载人飞船,向全世界人民展示我国先进的空间科学技术.在发射飞船的“长征”二号F型火箭推进器中有强还原剂肼(N2H4)和强氧化剂NO2,当其混合即产生大量N2和水蒸汽,并放出大量热.其化学方程式2N2H4+2NO2 点燃 . 3N2+4H2O2N2H4+2NO2 点燃 . 3N2+4H2O.
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