---It is high time that we _______ to school. ---If only the alarm clock _______! A. should go; rung B. shall go; had rung
______ people are standing outside the office. _____ people there is at least over 1,000.
You should always _____ your conclusion _____ careful research.
We won’t give up ________ we should fail ten times.
—Could you turn the TV down a little bit? —________. Is it disturbing you?
He knows several languages, ______, he knows English and Japanese.