题目内容

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

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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

宪法规范区别于普通法律规范的首要特点是下列哪一项?( )

A. 内容的根本性
B. 效力的最高性
C. 立法的原则性
D. 实现的多层次性