who's(完整形式) who is
their(同音词)there
black(反义词) white
this(复数) these
man(复数) men
big(反义词)small
aren't(完整形式) are not
by(同音词)buy
those(单数) that
who's(完整形式) who is
their(同音词)there
black(反义词) white
this(复数) these
man(复数) men
big(反义词)small
aren't(完整形式) are not
by(同音词)buy
those(单数) that