请写出一个系数为5,且含有x、y两个字母的三次单项式:( )
5x2y或5xy2等,答案不唯一
— Guess what? One bullet struck my car, missing me yesterday!
— Lucky you ! Come back to our motherland as soon as possible!
A.narrowly
B.nearly
C.lightly
D.slightly
男,20岁。因交通事故头顶部可见直径10cm血肿,意识清楚,恶心、呕吐。急救处置时不正确的措施是()
A.血压、脉搏、呼吸监测
B.注意意识状态
C.穿刺抽吸头皮下血肿
D.给予镇静剂
E.给予脱水剂