关节附近骨折，骨膜剥离形成较大骨膜下血肿机化、钙化后可致 A

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问题单项选择题

关节附近骨折，骨膜剥离形成较大骨膜下血肿机化、钙化后可致

A．脂肪栓塞
B．缺血性骨坏死
C．缺血性肌挛缩
D．创伤性关节炎
E．骨化性肌炎(损伤性骨化)

答案

参考答案：E

填空题

用括号内所给动词的适当形式填空。

1. —Did Tom enjoy seeing his old friends yesterday ?

—Yes, he did. He _______ ( not meet ) his old friends for a long time.

2. The detective promised to the victim that he (catch) the robber as soon as possible.

3. —Do you know the places of interest in Wuxi ?

—Yes, it is the second time I _______ (visit ) the beautiful city.

4. He seemed to have difficulty _______ (control) his actions.

5. Would you please _______ (not disturb) him when he is reading English.

6. While I was watching a football match on TV, my twin brother _______ (pack) for the next day's trip

to Qingdao.

7. The sports meeting they were looking forward to _______ ( hold) yesterday.

8. When you laugh or smile, your body _______ (relax).

单项选择题

USB是一种高速的可以连接多个设备的I/O接口，现在已经在PC机中普遍使用。下列关于USB的叙述，正确的是（）。

A.从外观上看，USB连接器与PC机并行口连接器差不多

B.USB接口有两种规格，2.0版的数据传输速度要比1.1版大约快一倍

C.USB能够通过其连接器引脚向外设供电

D.USB采用并行方式进行数据传输，以提高数据的传输速度