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问题 单项选择题

患者男性，45岁。因车祸外伤骨折，行内固定手术，术后3天，伤口处出现大小不等的水疱，轻压可有捻发音，并有稀薄、恶臭的血性分泌物流出，初步考虑是

A．局部化脓感染
B．气性坏疽
C．破伤风
D．败血症
E．菌血症

答案

参考答案：B

解析： 气性坏疽的发生除取决于梭状芽胞杆菌的存在外，还决定于人体抵抗力和伤口的缺氧环境。因此，开放性骨折再术中使用止血带时间过长或石膏包扎过紧等易发生气性坏疽。

单项选择题

Turkey’s Bodrum peninsula is different. The tourist boom in this part of the world (1) turned some small villages into resorts yet left neighbouring beaches undisturbed, making it quite (2) southern France or the Spanish Coasts where few stretches of coastline are undevelopeD．
The (3) for this happy set of circumstances is simple. For thousands of years, travel here (4) easier by boat than by lanD．So when mass tourism arrived in the (5) 1980s, there was no coast road for ribbon development to follow. So the peninsula, just (6) hour from Bodrum airport, has not become one long littoral of resort.
The building (7) new hotels has mainly been confined to places easily reached by then relatively (8) roads. Such ease of access has made Gumbet, near Bodrum, a busy resort, while the little fishing village of Gumusluk, 12 miles further west and only recently reachable by (9) , remains tranquil and undisturbeD．
It’s worth thinking carefully about location when planning a family (10) on the peninsulA．Choose a place that is centrally located, preferably out of earshot (11) Bodrum town’s "lively"—which means nosy—nightlife, and you can then use (12) area’s comfortably small scale to your advantage. Today’s new roads mean most places can (13) reached in under an hour by taxi or the ubiquitous dolmus-minibus.
The (14) of facilities at the Tamarisk Beach Hotel near the small village of Ortakent makes (15) a good base. The family-run hotel—rooms and suites are in two-storey buildings (16) by palm trees and flowers in terracotta pots—sits above its own sandy (17) beach, shaded by tamarisk trees and sheltered by nearby islands.
The hotel is (18) child-friendly, too. Children, from infants up to young teenagers, can take part in a (19) of games and activities that include tuition in windsurfing, dinghy (20) catamaran sailing.

Which of the following words can best describe the city’s surroundings

A．Up-to-date.

B．Ecclesiastical.

C．Peaceful.

D．Lively.
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多项选择题

牙龈癌（）

A.是颌骨最常见的恶性肿瘤

B.青年人多见

C.男性多于女性

D.鳞癌多见

E.腺癌多见
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