年利率12%，按月计息，当用年作为时间单位计息时，不能用12%计算。
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What are practical ways to prevent being infected by the coronavirus?
A. wear masks
B. take no actions, just lead a normal life
C. avoid going to crowded places
D. try not to touch face with hand
Scientists have already found perfect treatment for the new coronavirus.
A. 对
B. 错
The early symptoms of the coronavirus infection is very similar to a common cold, like stuffy nose or sour throat.
A. 对
B. 错
下列属于骨折后对位不良的情况是？
A. 横向移位
B. 断端嵌顿
C. 重叠移位
D. 成角畸形
E. 分离移位
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