【单选题】听力原文:Woman: oh, Jack, I'm glad I call u. I want to tell you I have to skip the history study group session tonight. Man: really? That's too bad. Are you feeling well? Woman: oh, it's not bad. It's goi...
A.
She's unable to attend the study session.
B.
She has seen a doctor recently.
C.
She's concerned about medical care.
D.
She mentions the need for some medical tests.
【单选题】设计双筋梁时,当求时,用钢量最少的的方法是( )。
【单选题】听力原文:Why can't the man smoke here? (14)
A.
The woman doesn't like smoking.
B.
This is a non-smoking area.
C.
The place is air-conditioned.
【单选题】听力原文:Why can't the man smoke here? (16)
A.
The woman doesn't like smoking.
B.
This is a non-smoking area.
C.
The place is air-conditioned.
【单选题】黑客攻击某个系统之前,首先要进行信息收集,那么下列( )信息收集方法属于社会工程学范畴。
【简答题】序时账簿又称__________,是指按照经济业务发生或完成的时间顺序,___________进行登记的账簿。
【单选题】STM-N的SDH信号帧重复频率为().
【单选题】设计双筋梁时,当求 、 时,用钢量接近最少的方法是 。