问题
单项选择题
下列哪种肿瘤在临床上常发免疫性过敏性现象？（）
A.霍奇金病
B.非霍奇金恶性淋巴瘤
C.神经母细胞瘤
D.畸胎瘤
E.黑色素瘤
答案
参考答案：A
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下列哪种肿瘤在临床上常发免疫性过敏性现象？（）
A.霍奇金病
B.非霍奇金恶性淋巴瘤
C.神经母细胞瘤
D.畸胎瘤
E.黑色素瘤
参考答案：A
Lang Lang is a world-class young pianist who grew up in Shenyang. He went to a piano school in Beijing when he was just eight. “You need ,” his father said. “But if you don’t work hard, no fortune will come.” What made him sad was his piano teacher in Beijing didn’t like him. “You have no talent(天赋). You will never be a pianist.” nine-year-old boy Lang Lang was badly . He decided that he didn’t want to be a any more. For the next two weeks he didn’t touch the piano. , his father didn’t push, but waited. Luckily, the day came when his teacher asked him to some holiday songs. He didn’t want to, but as he placed his fingers on the piano key, he that he could show others that he had talent____.That day he told his father he had been waiting to hear— that he wanted to study with a new teacher. that point on, everything turned around. He started competitions(比赛). In the 1994 International Young Pianists Competition, when it was that Lang Lang had won, he was too to hold back his tears. Soon was clear that he couldn’t stay in China forever—he had to play on the world’s big . In 1997 Lang Lang again, this time to Philadelphia, U.S. There he spent two years practicing, and by 1999 he had worked hard enough for fortune to take over. After his performance at Chicago’s Ravinia Festival, gigs(特邀演出 ) in Lincoln Center and Carnegie Hall started . Lang Lang finally worked to reach the place where fortune spots(发现) him, and lets him .
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