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问题 单项选择题

女，4岁。在床上翻身时左上肢压于躯体下后不敢活动来院。查体：左前臂呈伸直状，活动受限，未见明显肿胀区，最可能的诊断是（）

A.锁骨骨折

B.肘关节扭伤

C.桡骨小头半脱位

D.桡骨颈骨折

E.桡骨小头脱位

答案

参考答案：C

多项选择题

下面描述属于顺光特点的有（）.

A.照度均匀，有利于消除多余的阴影

B.影调比较柔和，能较好表现物体的固有色

C.画面显得平淡，减弱空间感

D.常用来做主光源
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猜谜题，问答题

根据答句写出问句。

1、A:                                                           

     B: There are thirty desks in the classroom.

2、A:                                                           

     B: It's about three kilometres away.

3、A:                                                           

     B: He is twenty years old.

4、A:                                                           

     B: The pen is only ten yuan.

5、A:                                                           

     B: It's half past ten.

6、A:                                                           

     B: Twenty plus one is twenty-one.
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