未知题型 英译汉：“clean bill of lading；clean report of findings；clean credit”，正确的翻译为（ ）。 A．清洁提单；光票信用证；清洁检验报告 B．清洁检验报告；清洁提单；光票信用证 C．清洁提单；清洁检验报告；光票信用证 D．光票信用证；清洁检验报告；清洁提单

单项选择题 This passage is mainly concerned with ______. A．the competition between men and women B．the inequality between men and women C．the difference in expectations of men and women D．the relation between spo rts and competition

单项选择题 三磷酸腺苷在酶的催化下，迅速分解为（ ），并释放出能量。A．三磷酸腺苷和无机磷酸B．ADP 和有机磷酸 C．三磷酸腺苷和有机磷酸D．ADP 和无机磷酸