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问题 单项选择题 A1/A2型题

Smith骨折病人的典型表现是（）

A.方肩畸形

B.垂腕畸形

C.爪形手畸形

D.杜加试验阳性

E."餐叉"样畸形

答案

参考答案：B

猜谜题，问答题

看图回答问题。

1. What's the matter?

                                                    

2. What did he do yesterday?  

                                                    

3. What did you do last weekend?

                                                    

4. Did you go fishing yesterday?

                                                    

5. What does Marry usually do after school?

                                                    

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单项选择题

离心泵停运时，以下说法正确的是（）。

A、先停电机再关泵出口阀

B、先关闭泵出口阀再停电机

C、先关进口阀再停电机

D、先关机械密封冷却液阀
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