39. A huge forest fire ______ after the lightning struck, but luckily no one died or got hurt.
They were walking along the shore _______ a huge wave appeared out of nowhere, sweeping them out to sea.
_______, and the problem will be straightened out.
He______ on the grass, looking at the clouds in the sky.
The country life he was used to _______greatly since 1992.
Most birds find it safe to sleep in the trees, but _______they have eggs or young chicks, they don’t use a nest.