Professor Wang, together with his colleagues, _______ working on the project day and nightto _______ the deadline.

My son wants to know if we can _____ John for the night, since he has lost all his money and can go nowhere．

In my opinion, it is not so helpful to give someone some bread as it is to teach him how to ______.

  This time every year we are driving down the country road, which ___ us home.

The number of the students is_________ rapidly in our school.