第10题: [单项选择]根据骨折是否与外界相通,可把骨折分为() A. 外伤性骨折和不稳定性骨折 B. 压缩性骨折和横行骨折 C. 稳定性骨折和不稳定性骨折 D. 完全性骨折和不完全性骨折 E. 开放性骨折和闭合性骨折 参考答案:E 答案解析:闭合骨折指皮肤、黏膜完整,骨折端不与外界相通;开放骨折指骨折处皮肤黏膜破裂,骨折端与外界相通,常见四肢开放性骨折,耻骨骨折并发尿道破裂,尾骨骨折并发直肠破裂等。
第27题: [简答题]{{I}}You have promised to join your friend Mike’s party, but now you can’t go. Write to apologize and explain why.
Marks will be awarded for content, organization, grammar and appropriacy.{{/I}} 参考答案: 答案解析:Dear Mike,
I’ m sorry to say that I won’t be able to join your party as I’ ve promised.
My b