问题
单项选择题
男，30岁，发热、出血、贫血、齿龈增生。全血细胞减少，骨髓增生极度活跃，原始细胞占85%，过氧化物酶(±)，非特异性酯酶(+++)。诊断为
A．急淋白血病L型
B．急粒白血病M型
C．急粒白血病M型
D．急粒白血病M型
E．急粒白血病M型
答案
参考答案：C
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男，30岁，发热、出血、贫血、齿龈增生。全血细胞减少，骨髓增生极度活跃，原始细胞占85%，过氧化物酶(±)，非特异性酯酶(+++)。诊断为
A．急淋白血病L型
B．急粒白血病M型
C．急粒白血病M型
D．急粒白血病M型
E．急粒白血病M型
参考答案：C
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| Fire can help people in many ways. But it can also be very harmful(有害的). Fire can keep your house__1__, give light and cook food. ___2__ fire can burn things, too. Big fire can burn trees, animals or people. Nobody knows how people began to use fire. But there are many interesting old__3__ about how a man or woman___4__ a fire. One is about a man, The man__5__ a very long time ago. He went up to the sun and___6__ fire down. Today people know how to make a fire with matches. Children sometimes__7__ to play with them. But matches can be very dangerous. One match can burn a piece of paper, and then it could burn a house. A small fire can__8__ a big fire very quickly. So you must be careful with matches. Be careful with fire, and it will__9__ you. But if you aren't careful with fire, it may__10__ you. | ||||
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