Some come from America,come from Canada,Japan and England

Some come from America,come from Canada,Japan and England Some come from America,(o ) come f rom Canada,Japan,Australi Some are from America,and some ____ England and Canada. some of them come from America and some 1:be come from.2:are Some _______ the students come from England. Some of them come from America and some of them come Eng-lan they come from Canada and they speak__ Canadians come from Canada.They speak( )and( ) come from england I come from America. I and Jack both come from America I come from England,but rachael (is from)America.为什么不能填come