much work you have to do every day,do get enough sleep.
To finish the task on time, I think we should _______ and cooperate.
With the bridge ______next year, it will be easier to come to and go from the village.
______ the same story many times, my little brother can now tell it himself.
My sister ________ for long when she fell seriously ill.
By the time you get to the airport, I ______ for you at the gate.