问题
单项选择题 A1/A2型题
克罗恩病最常见的并发症是（）
A.癌变
B.形成瘘管及复发
C.穿孔性腹膜炎
D.出血
E.以上都不是
答案
参考答案：B
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克罗恩病最常见的并发症是（）
A.癌变
B.形成瘘管及复发
C.穿孔性腹膜炎
D.出血
E.以上都不是
参考答案：B
完形填空 Rick goes to Boston ___1___ a meeting. The meeting is in Prince’s Building on ___2___ Street, and Rick wants to be there on time. However, it is Rick’s first time to visit the city, ___3___ he doesn’t know his way around. When he sees an old couple sitting on a bench, he goes up to ask for ___4___. The couple kindly tell Rick to ___5___ the underground and to get ___6___ at Prince Station. Rick follows their direction, gets off at Prince Station and walks east for two blocks. An hour later, he is disappointed(失望的) to find that he is ___7___ 41st Street, not 44th Street. The ___8___ misheard(听错) him and gave him the ___9___ direction. Another hour later, when a policeman takes him back, he sees the old couple again. They are still ___10___ on the bench, right in front of Prince’s Building.
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