Having completed our adventurous journey through the forest, we went back to our camping site, _______.
If better use ______your spare time,you’ll make good progress in doing your business.
I didn’t know the girl youthe sheep.
_______ the tower building,where you can see the whole city.
Why did they keep trying _________ they must have known it was hopeless?
Having got up late this morning, Mike ran as fast as he could _______ to catch the bus.