How much is this______—It’s two dollars.

Some pictures of the river brought the days back to the old ________ they swam in it.

Jim is ______excellent student. He dreams of going into _____ space in the future.

In the following two hours he was _____ the performance, because it turned out to be as wonderful as he had expected.[ ]

Oh! Mum. I hardly tell it is a butterfly on the leaf . Yeah. Some animals ______the color of their surroundings to protect themselves.