The problem is _______ we can get enough money..
The rainbow _____ as the sun came fully out from behind the clouds.
All too _____ it was time to go back to school after the glorious summer holidays.
Deserts, dry areas with _____ no vegetation, cover more than one-third of the Earth's land surface.
Busy and successful as he was, the novelist was willing to _____ any promising young man and give him all the help he could.
Children are likely to get _____ if no one cares about their upbringing.