Thank youПомогите с номерами 4,5Заранее спасибо

4
If I were you, I'd travel to Greece this summer.
If you drop ice in winter , it floats .
We will miss the plane if we don't leave now.
If I had a camera, I would take lots of photos.
If I go to London, I will see Buckingham Palace.
Unless Tom saves some money, he won't be able to go on holiday.
If Sally were here, she would drive us to the airport.
If I had a lot of money, I would go on a cruise.
If the weather is nice, we'll go to the beach.

5
1 A
2 A
3 B
4 C
5 B
6 C