第12题: [单项选择]女婴,胎龄31周,胎膜早破21小时,顺产,出生体重1500g,生后4小时出现呼吸急促、呻吟及发绀,并进行性加重,而且伴呼吸暂停2次。查体:呼吸促,三凹征阳性,双肺呼吸音低,心率150次/分,四肢肌张力低。其胸X线片最可能的改变是() A. 肺门影增大,密度增高,心影增大 B. 两肺部小斑片状影伴肺不张 C. 两肺广泛肺气肿 D. 两肺均匀细小颗粒影伴支气管充气征 E. 两肺云雾状影并右上中叶间影增粗 参考答案:D
A. Mr. Black had never been to China before. B. Mr. Black was an able and hardworking man. C. Mr. Black could buy something interesting for Tony. 参考答案:B 答案解析:[解析] Black很能干,工作也很努力,他的老板很赏识他,所以才送他去中国出差。