问题 单项选择题

诊断为双表型急性混合细胞白血病时必须有()

A.一个细胞同时有T细胞和B细胞的标志

B.一个细胞同时有髓系及淋系的标志

C.同时有T细胞和B细胞存在

D.同时有髓系和淋巴系的原始细胞存在

E.同时有淋巴细胞、单核细胞及原始细胞增多

答案

参考答案:B

完形填空

语法填空Alfred Nobel became a millionaire and changed the ways of mining,construction,and warfare as the inventor of dynamite(炸药). On April 12,1888,Alfred's brother Ludwig died of heart attack. A major French newspaper mistook his brother ___1____ him and carried an article ____2_____(announce) the death of Alfred Nobel. “___3_ merchant of death is dead.”The article read. “Dr. Alfred  Nobel,___4____ became rich by finding ways to kill more people faster than ever before,died   yesterday. ”

Alfred put ___5____ the newspaper sadly. It was his brother rather than _6___ who had died and the French newspaper had made a mistake. All the same, Alfred felt uncomfortable. Was this the way the world was going to remember him? He did not like that idea at all. He wanted people to remember him as a man of peace.

He invented his dynamite at a perfect moment in time. Many countries were beginning to build roads through mountains and needed a safe, strong dynamite. His dynamite was developed for such peaceful uses. He also thought that ____7___ all countries had the same great weapons, they would see how impossible war was and that any country fighting a war ___8_(destroy). Therefore, there would be no more wars. Many people of his day also thought this way.

To make sure that he was remembered with love and respect. Nobel arranged in a will to give the __9__(large) part of his money to establish the Nobel prizes,which would be awarded to people who made great ___10___ (contribute) to the causes of peace,literature,and the sciences.

单项选择题