The purpose of the research had a more different meaning for them than ________.
. They live on a busy main road. ______ must be very noisy.
. They are good friends. _______ is no wonder that they know each other so well.
. 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 st, .