Visitors________not to touch the exhibits.
When there's doubt the examiner's decision is _____.
After dinner the minister made a short _____ to the guests.
. Deserts, dry areas with _____ no vegetation, cover more than one-third of the Earth's land surface.
All too _____ it was time to go back to school after the glorious summer holidays.
The rainbow _____ as the sun came fully out from behind the clouds.