进一步应先做何种检查
A．逆行性输尿管造影B．静脉尿路造影C．CT扫描D．腹平片E．放射性核素扫描
参考答案：B
The new law has come into _____; surely it will have _____on industry of the country.
A．affect; an effect
B．effect; affect
C．effect; an effect
D．an effect; an effect
复式记账法的产生和“簿记论”的问世，标志着现代会计的开始。( )
