急性脑梗死发病后多少时间,CT可无异常?()
A.0-8h
B.10-12h
C.14-18h
D.20-24h
E.32-36h
参考答案:A
根据题意,完成句子,将正确单词或词组的序号写在题前括号里。
1. My mother is a .[ ]
A. policeman
B. policewoman
C. police
2. I do morning exercises at 8:00 .[ ]
A. in the morning
B. in the afternoon
C. in the evening
3. I'm a student. I at 9:30 in the evening.[ ]
A. go to school
B. go to work
C. go to bed
出现第二心音逆分裂的是()
A.主动脉瓣狭窄
B.肺动脉瓣狭窄
C.二尖瓣狭窄
D.室间隔缺损
E.房间隔缺损