These girls are _____ (American) .
American These girls are _____ (American) .这里填Americans 可以么?
—Who are these girls?—They are _____.
these girls are my cousins. -------these girls
These books are _____.
These are pretty girls.改成感叹句
These girls are nice.改为一般疑问句
These girls are nice改为否定句
are two his girls these sister
I must( ) these girls.They are poor
These are American cars 改成单数
American girls,lucy and lily,are ,连词成句
What _____ these keys?Are these yours?