_____ __ a __ fog today.
There is a heavy fog today.
There __ a heavy fog last night.
There was a heavy fog last night.
There __ be fog tomorrow morning.
There will be fog tomorrow morning.
Sometimes there's fog ______.
Sometimes there's fog in the morning.
It ___ foggy ____ morning.
It was foggy yesterday morning.
____ ___ a lot of ___ in the country last winter.
There was a lot of snow in the country last winter.
We __ a ___ weekend.
We had a snowy weekend.
The children ____ playing in the snow.
The children were playing in the snow.
