Most of the students felt rather disappointed at the English party. They say that it ______ better organized.
Does ________ matter if he can’t finish the job on time?
— I don’t know whether I should go abroad or not, Mum.— I leave _______ to your own judgment whether you should do it.
_______ is well known _______ Hong Kong returned to China on July 1st, 1997.
The Parkers bought a new house but ______ will need a lot of work before they can move in.
It used to be thought _____ the Earth was flat.