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问题 多项选择题

夹板固定后应注意（）

A.抬高患肢，以利于肿胀恢复

B.密切观察患肢血液循环

C.及时调整夹板松紧度

D.定期拍摄X线片，了解骨折对位状况

E.指导患者功能锻炼

答案

参考答案：A, B, C, D, E

选择题

This article ______ in a hurry was not so good.

A．write

B．writing

C．to write

D．written
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选择题

David failed in the final examination last term and only then _____ how much time he had wasted before.[ ]

A. had he realized  

B. he had realized

C. did he realize  

D. he realized
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