It is no longer a problem _______ the poor children in this district can go to school.

A survey was carried out on the death rate of those who were infected by SARS, ________were surprising.

here has been a great increase in retail sales , ____ ﹖

The great use of school education is not so much to teach you things _____ to teach you the art of learning.

It _____ quite a few years _____ the accused was declared innocent and set free.