中国近代早期改良思想家主张仿效西方议会制度。( )
参考答案：对
转化炉管压差增大的原因有哪些？
This lift __________ only hold 12 people. It’s full now. We ________ wait for some more time.
A．can; have to
B．can; may
C．may; may
D．must; can
