The heavy fog in London made ______deep impression on us, which was sometimes so heavy that we lost _______sight of everything around us.
______ apple fell from the tree and hit him on ______ head.()
Are you all right?
The terrible accident almost_____ the driver his life.
Once out of the earth’s gravity, the astronaut is____ by the problem of weightlessness.
The beauty of the place ______ them to pause in their hike and rest a while.