全球各地昼夜等长的时间是()
A、春分
B、夏至
C、大雪
D、冬至
参考答案:A
In the examination, the you are, the mistakes you'll make.
A.careful…little
B.more careless…more
C.careful…few
D.less careful…fewer
耳漏患者禁止采取()
A.仰卧
B.患侧卧位
C.健侧卧位
D.半卧位
E.平卧位