问题
单项选择题
李某，男，13岁运动时，突感阴囊剧痛、肿胀，超声显示：睾丸呈中等回声，周围有少量积液，8小时后复查，睾丸周围无回声区扩大，CDFI:睾丸无血流信号。最有可能的诊断是：
A．阴囊血肿
B．鞘膜积液
C．睾丸炎
D．斜疝绞窄
E．睾丸扭转
答案
参考答案：E
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李某，男，13岁运动时，突感阴囊剧痛、肿胀，超声显示：睾丸呈中等回声，周围有少量积液，8小时后复查，睾丸周围无回声区扩大，CDFI:睾丸无血流信号。最有可能的诊断是：
A．阴囊血肿
B．鞘膜积液
C．睾丸炎
D．斜疝绞窄
E．睾丸扭转
参考答案：E
| 阅读理解。 | |||
| Dear Mr / Ms, We are very pleased to welcome President William Taylor and Manager James Rogers to Beijing and Shanghai in April for about a week. We offer the following itinerary (行程表) for your consideration.
| |||
| 1. William Taylor and James Rogers will arrive in Beijing on _______. | |||
| A. Sunday B. Monday C. Tuesday D. Wednesday | |||
| 2. They will _______ at 9:30 am on April 19. | |||
| A. arrive at Great Wall Hotel B. have a cocktail party C. visit the Summer Palace D. have a discussion | |||
| 3. Their group discussions will last _______ hours. | |||
| A. 4 B. 5 C. 6 D. 7 | |||
| 4. They will go to Shanghai _______ on Wednesday. | |||
| A. by car B. by train C. by air D. by ship | |||
| 5. The letter is mainly about _______. | |||
| A. a plan of a journey (行程) B. a business meeting C. an important discussion D. a business between two companies |