[单项选择]

男性，32岁，右胸外伤后肋骨骨折，并出现极度呼吸困难、发绀、烦躁不安等表现。体格检查：血压10.7/8kPa，脉细速，皮肤湿冷，气管向左偏移，颈静脉充盈，头颈及右胸皮下气肿，右侧胸廓饱满、肋间隙增宽、呼吸幅度减低，叩诊鼓音，右肺呼吸音消失。

若上述病人经过胸腔闭式引流5天后，漏气仍然严重，胸片显示患侧肺膨胀不全。首先考虑（）
A. 肺裂伤
B. 膈肌破裂
C. 气管支气管撕裂
D. 食管裂伤
E. 部分支气管堵塞

Passage One
One of the well-known of American writers is Samuel Clemens, whose pen name is Mark Twain. Born in 1835, Twain grew up in the Mississippi River town of Hannibal, Missouri. As did many other boys of his day, Twain dreamed of traveling on river boats and of someday becoming a riverboat pilot. Twain used his memories of the life of a river town in his two most famous books, Huckleberry Finn and Tom Sawyer.
As a young man, Twain held many jobs. He was a printer, a good miner, and, for a time, he was a riverboat pilot. During his pilot days, he adopted the name Mark Twain. This was a term used by the boatmen to mean that the water measured two fathoms, or twelve feet, which was deep enough for safe passage.
Finally Twain became a successful writer. He traveled a great deal, writing and speaking, and became very popular both in the United States and in Europe.
Twain’s style of writing was simple and direct. Among the things he wr
A. Twain was successful in writing at last.
B. Twain was a famous humorist.
C. Twain's writing style was easy to be understood.
D. Twain wrote many poems about Mississipp