【单选题】— We should adopt ________ methods to deal with some incidents.You know, anything could occur in that situation. — I got it.Thank you for reminding me. [ ]
【单选题】植物的呼吸作用中,常把()作为农产品后熟和衰老的分界。
【单选题】In the author's opinion American firms are not doing anything to deal with the issue of the ageing workforce mainly because______.
A.
they have not been aware of the problem
B.
they are reluctant to hire older workers
C.
they are not sure of what they should do
D.
they have other options to consider
【单选题】关于混凝土保护层的作用下列说法不正确的是
【多选题】关于混凝土保护层的作用下列说法正确的是( )。
【单选题】— Is there in today’s magazine? —Yes. Premier Wen Jiabao saw “ stay-home children” May,25 th .
A.
anything special; hundreds of; on
B.
something special; hundred of; at
C.
special anything; hundreds; on
D.
anything special; hundreds of; in
【多选题】关于高强混凝土的物理力学性能,下列说法正确的是( )。
A.
高强混凝土的早期强度很高,并且早期强度高的,后期强度增加也大
B.
抗拉强度随着抗压强度的提高而提高,并且抗拉强度与抗压强度的比值随着强度的增加而增加
C.
高强混凝土的初期收缩较大,但是最终收缩量与普通混凝土大体相同
【单选题】肩胛骨: ( )
E.
肩胛骨上角和下角分别平第1和第8肋,是计数肋骨的骨性标志