The road becomes so crowded during rush hours, ______ it becomes a very slow route.
_______in the ocean, it becomes powerless once it is on the beach.
There is a 20-minute parking ________here, so we must get back to the car very quickly.
But for the help of my English teacher, I _______ the first prize in the English Writing Competition.
This monument was built ______ the little hero.
—Do you mind if I keep pets in this building? — _______ .