In most parts of the United States in the early 1800s,blacks had no rights at all.They did not have the right to vote.It was against the 31___ for them to go to school with whites.In some states,it was even 32___ for them to learn to read and write.Free people had the right to come and go as they 33___, but slaves had to have a pass,or paper:from their 34___ in order to leave the master's land.Slaves were often 35___ from their families when they were sold. They had to work very 36___ hours,but were not paid.If they did not do as they were told,they could be beaten.If they tried to escape,they were hunted down with dogs,and could be tortured or even 37___ when caught.

Until about 1800,there were slaves in 38___ every state in the United States. But slaves were not a big part of the Northern way of 39___ .Northern factories hired workers and did not use slaves.By 1850,all Northern states had made slavery illegal.

In the Southern states,however,most of the field workers were slaves;one out of every four families 40___ slaves.These people were often rich and had large farms.

A.seldom

B.master

C.separated

D.illegal

E.killed

F.life

G.owned

H.law

I.long

J.almost

K.liked

L.played