—How long have Mr.and Mrs.Smith________?—For more than twenty years.
Write down the phone number, __________ you’ll forget it.
We can get fresh water from rain, from rivers, or from ________ the ground.
They develop their skills _________ they can do things better and better.
He was late this morning, because the bus was too ________ for him to get on.
_________ is celebrated on September 10’.