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问题 单项选择题 A1型题

前臂双骨折桡骨上1/2段骨折近端屈曲旋后畸形的主要原因是（）

A.肱三头肌牵拉

B.肱二头肌牵拉

C.肱二头肌及旋后肌牵拉

D.旋前圆肌牵拉

E.旋前方肌牵拉

答案

参考答案：C

补全对话，情景问答

补全对话。根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意义连贯、完整。

A: Hi, Wang Lin! 1______________________?

B: My weekend was great. I felt very happy.

A: 2______________________?

B: I went to a small village. I visited my grandpa with my parents.

A: 3______________________?

B: Yes. It's a little far. It's about forty kilometers away.

A: What did you do there?

B: I did many things. 4______________________. What about your weekend?

A: 5______________________. I didn't have any fun. I just stayed at home and did my homework.

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单项选择题

最常见的食物中毒是

A．亚硝酸盐食物中毒
B．苦杏仁中毒
C．肉毒杆菌毒素中毒
D．沙门菌属食物中毒
E．霍乱菌食物中毒
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