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问题 单项选择题

关于正常涎腺CT表现，下述哪项错误

A．横断面扫描最常用

B．正常腮腺大小，个体差异大

C．正常腮腺平扫CT值：-20～20Hu

D．增强扫描，正常腮腺明显强化

E．正常颌下腺平扫CT值：45Hu左右

答案

参考答案：D

解析：正常涎腺增强扫描不强化。

选择题

The discovery of new evidence led to ______.[      ]

A. the thief having caught

B. caught the thief

C. the thief's being caught

D. the thief to be caught

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选择题
根据下列图片，选择正确的单词。
( ) 1. A. storeB. schoolC. office
( ) 2. A. boyB. bearC. toy
( ) 3. A. dressB. shoesC. clothes
( ) 4. A. shop           B. book departmentC. school                                   
( ) 5. A. silkB. milkC. sock
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