B超可检出的最小肝癌直径是（）. A.10cm左右 B.1cm左右 C.1mm左右

She insisted that she ______ not guilty , but we insisted that she ____ into prison. [ ]

A．was; be put

B．be ; was put  

C．should be; was put  

D．was;  should put

在制作可摘局部义齿过程中，蜡型装盒所用的方法有（）

A.倒置法

B.整装法

C.分装法

D.混装法

E.直立法

The problem just________to be discussed at the class meeting tomorrow.

A．referred is

B．referred to being

C．referring to is

D．referred to is

–-- Can you tell me ____________ in the future?

--- Sure.  It must be much better .

A．what will our life be like

B．what our life will be like

C．what is our life like

D．what our life is like

输电线路发生短路故障时，零序电压和零序电流的分布各有什么特点？