They are pure wool.的相关资料：
临近单词
they answer.
they
They'll work on till sunset.
They have P.E. at eight.
They don't begin to compare.
They lived a miserable life.
They chained the prisoners .
They have negotiated a sale.
They went across the street.
They will stay until Friday.
They died for their country.
They are good with children.
