【单选题】用额定电压为220伏的两只灯泡串联,一只为100瓦,另一只为40瓦,串联后加380伏电压,则( )。
【单选题】5 达到相同转化率所对应的( )相同是一级反应特征的重要判剧。
【单选题】Most goods and services produced at home
A.
a. and most goods and services produced illegally are included in GDP.
B.
b. are included in GDP while most goods and services produced illegally are excluded from GDP.
C.
c. are excluded from GDP while most goods and services produced illegally are included in GDP
D.
d. and most goods and services produced illegally are excluded from GDP.
【单选题】Most goods and services produced at home
A.
and most goods and services produced illegally are included in GDP.
B.
are included in GDP while most goods and services produced illegally are excluded from GDP.
C.
are excluded from GDP while most goods and services produced illegally are included in GDP.
D.
and most goods and services produced illegally are excluded from GDP.
【单选题】对于以下代码:void f(){ int i,j=6;}以下哪句话是对的?