Rephrasing. Mastering the Conditionals

Fill in the gaps rephrasing the sentences above using the different types of conditionals.Then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

I didn´t change the batteries in my camera so I didn´t take any pictures.
If I , I .

When I arrived to the shop, the shop had already closed.
If I , the shop .

I can´t buy a new cell phone because I haven´t got enough money.
If I , I .

I want to buy a new laptop, I need to work.
If I , I .

I learnt how to use my computer so late that I couldn´t finish the essay.
If I , I .