the slave owners had grown rich ___the work of slaves

the slave owners had grown rich ___the work of slaves slave owners in the South and rich people in big cities who the cause of the slaves it is not the work of slaves driven to their tasks either by The woman found herself had grown weak after many years of h Tom can do ___the work ,but I can do ____ of the work Ahalf Where were most of the slaves in America? In the past,people had no idea ___the inside of the earth mi They had to ___the 800-meter race because of the bad weather ___the help of tom ,i finished the work on time.a:withb:inc: If work was so good,the rich would have kept more of it for The slaves __(make)to work all day long before汉译