I have two children,and_____of them are working in the west

I have two children,and_____of them are working in the west I have two children,and ________ of them are working in the I have two brothers ,bothof them are in Beijing. i know that in many areas in the west ,children are in need I have six friends.of them are in the钬 I have three pens,two of them are new,___is old.横线上应添the oth I have two bikes; ___ are broken.A.all of them B.both of the I have six friends,___ of them are in the US.___ are in Aust Maybe I also will have two children in the future 在将来也许我也会有两 英语I have two brothers.( ) of them are doctors. I have two sisters.of them are doctors. I have two friends.什么of them are at school