正五边形的对称轴共有[ ]
A.2条
B.4条
C.5条
D.10条
答案:C
__Shall I give you a ride as you live so far away?
__ Thank you. .
A.It couldn’t be better.
B.of course you can
C.If you like.
D.It’s up to you.
四肢石膏固定后的护理,正确的是()。
A.石膏未干透时用手指抓紧
B.及时给予止痛药
C.固定范围外的肌肉等长舒缩活动
D.观察肢体远端血运循环
E.疼痛时向石膏内塞棉花