Помогите пж:Ex3.Choose the correct answer.A dash (-) means no article

Помогите пж:
Ex3.Choose the correct answer.A dash (-) means no article is necessary.
1) Have you ever seen a/the flash of lighting above yout house?
2) I woulf love to see it rain -/the fish on our town!
3) Strong winds often lift small animals up into a/the sky
4) We had an/the unusual thunderstorm last night.
5) Temperatures can reach 50C in -/the Arabian Desert.
6) Fish fell on the village of Knighton in -/the UK in 2004