A.TIME记录该线程从创建到现在的存活时间
B.STATE显示当前连接的SQL语句的执行状态
C.INFO记录该线程执行的完整语句
D.DB记录当前执行语句的默认数据库,并且不能为NULL
清创的原则中,下列哪项是错误的
A.清除伤口内异物
B.切除失去活力组织
C.彻底止血
D.根据情况缝合伤口
E.必须放置引流
I have not gone to see the doctor for a long time, but today______.
A.I' m going to
B.I' m going to see
C.I' m going
D.I go
∑a为现象n期各报告期水平之和,a0为现象的最初水平,若M=∑a/a0×100%,则M的含义是______。
I'm sorry I can't go with you, but I wish you______.
A.a good time
B.have a good time
C.to have a good time
D.will have a good time
It is high time that we ______all ready for the meeting, ______it would be late.
A. must get, or
B. got, or
C. should get, and
D. get, and
Tomorrow I'm leaving for New York and I'll stay there for______.
A.sometime
B.some time
C.sometimes
D.some times
Speaker A: Excuse me. Do you happen to have the time?
Speaker B: _________.
A. Take it easy
B. I am running out of time
C. Sorry, I'm late
D. Sure, it's nine thirty