实施骨折固定不能达到()的效果。
A、防止骨折部位移动
B、减轻伤员痛苦
C、防止创伤性休克
D、让骨折复位
参考答案:D
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To deal with the global financial crisis, China ______ the international community to help developing countries.
A.called on
B.called up
C.called in
D.called for