There is and there are constructions

You need to choose the correct forms to complete these sentences.

Exercises:
As you can see,
some flowers in the garden now.
When we went outside,
a rainbow in the sky.
How many messages
for me?
Magical!
currently no people in the photo.
Fortunately,
no water in the fridge yesterday.
Next month,
a concert in the town square.
Let's take something,
a laptop and 2 books on the table.
I feel
something wrong with these lands at the moment.
When you visited your friend, how much mud
in her kitchen?
any cookies left in the jar?